diff --git a/announce.py b/announce.py
index 5d8d35d7..56e935b5 100644
--- a/announce.py
+++ b/announce.py
@@ -445,7 +445,7 @@ def sendAnnounceViaServer(baseDir: str,session, \
     postToBox='outbox'
 
     # get the actor inbox for the To handle
-    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,preferredName = \
+    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,fromDomain,postToBox)
                      
diff --git a/availability.py b/availability.py
index 045b40f8..f915f169 100644
--- a/availability.py
+++ b/availability.py
@@ -111,7 +111,7 @@ def sendAvailabilityViaServer(baseDir: str,session, \
     postToBox='outbox'
 
     # get the actor inbox for the To handle
-    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,preferredName = \
+    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,domain,postToBox)
                      
diff --git a/blocking.py b/blocking.py
index cffd80c5..89312ff2 100644
--- a/blocking.py
+++ b/blocking.py
@@ -180,7 +180,7 @@ def sendBlockViaServer(baseDir: str,session, \
     postToBox='outbox'
 
     # get the actor inbox for the To handle
-    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,preferredName = \
+    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,fromDomain,postToBox)
                      
@@ -258,7 +258,7 @@ def sendUndoBlockViaServer(baseDir: str,session, \
     postToBox='outbox'
 
     # get the actor inbox for the To handle
-    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,preferredName = \
+    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,fromDomain,postToBox)
                      
diff --git a/daemon.py b/daemon.py
index cdbd643f..a8f44758 100644
--- a/daemon.py
+++ b/daemon.py
@@ -2168,9 +2168,9 @@ class PubServer(BaseHTTPRequestHandler):
                         if len(actorJson['skills'].items())!=len(newSkills.items()):
                             actorChanged=True
                         actorJson['skills']=newSkills
-                        if fields.get('preferredNickname'):
-                            if fields['preferredNickname']!=actorJson['preferredUsername']:
-                                actorJson['preferredUsername']=fields['preferredNickname']
+                        if fields.get('displayNickname'):
+                            if fields['displayNickname']!=actorJson['name']:
+                                actorJson['name']=fields['displayNickname']
                                 actorChanged=True
                         if fields.get('bio'):
                             if fields['bio']!=actorJson['summary']:
diff --git a/delete.py b/delete.py
index 503c62ce..bfddabce 100644
--- a/delete.py
+++ b/delete.py
@@ -125,7 +125,7 @@ def sendDeleteViaServer(baseDir: str,session, \
     postToBox='outbox'
 
     # get the actor inbox for the To handle
-    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,preferredName = \
+    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,fromDomain,postToBox)
                      
diff --git a/epicyon.py b/epicyon.py
index 5e0876f2..5a6f4036 100644
--- a/epicyon.py
+++ b/epicyon.py
@@ -9,7 +9,7 @@ __status__ = "Production"
 from person import createPerson
 from person import createSharedInbox
 from person import createCapabilitiesInbox
-from person import setPreferredNickname
+from person import setDisplayNickname
 from person import setBio
 from person import setProfileImage
 from person import removeAccount
diff --git a/follow.py b/follow.py
index b6f92cfc..4289427b 100644
--- a/follow.py
+++ b/follow.py
@@ -558,7 +558,7 @@ def sendFollowRequestViaServer(baseDir: str,session, \
     postToBox='outbox'
 
     # get the actor inbox for the To handle
-    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,preferredName = \
+    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,fromDomain,postToBox)
                      
@@ -642,7 +642,7 @@ def sendUnfollowRequestViaServer(baseDir: str,session, \
     postToBox='outbox'
 
     # get the actor inbox for the To handle
-    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,preferredName = \
+    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,fromDomain,postToBox)
                      
diff --git a/inbox.py b/inbox.py
index 06112ae0..04ef66b4 100644
--- a/inbox.py
+++ b/inbox.py
@@ -573,7 +573,7 @@ def personReceiveUpdate(baseDir: str, \
                         domain: str,port: int, \
                         updateNickname: str,updateDomain: str,updatePort: int, \
                         personJson: {},personCache: {},debug: bool) -> bool:
-    """Changes an actor. eg: avatar or preferred name change
+    """Changes an actor. eg: avatar or display name change
     """
     if debug:
         print('DEBUG: receiving actor update for '+personJson['url'])
diff --git a/like.py b/like.py
index 7e7f463b..f560dfc1 100644
--- a/like.py
+++ b/like.py
@@ -357,7 +357,7 @@ def sendLikeViaServer(baseDir: str,session, \
     postToBox='outbox'
 
     # get the actor inbox for the To handle
-    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,preferredName = \
+    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,fromDomain,postToBox)
                      
@@ -435,7 +435,7 @@ def sendUndoLikeViaServer(baseDir: str,session, \
     postToBox='outbox'
 
     # get the actor inbox for the To handle
-    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,preferredName = \
+    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,fromDomain,postToBox)
                      
diff --git a/person.py b/person.py
index 7e0b0d5d..af2c728c 100644
--- a/person.py
+++ b/person.py
@@ -179,7 +179,7 @@ def createPersonBase(baseDir: str,nickname: str,domain: str,port: int, \
                  'manuallyApprovesFollowers': False,
                  'name': nickname,
                  'outbox': httpPrefix+'://'+domain+'/users/'+nickname+'/outbox',
-                 'preferredUsername': ''+nickname,
+                 'preferredUsername': nickname,
                  'summary': '',
                  'publicKey': {
                      'id': httpPrefix+'://'+domain+'/users/'+nickname+'#main-key',
@@ -443,9 +443,9 @@ def personInboxJson(baseDir: str,domain: str,port: int,path: str, \
     return createInbox(baseDir,nickname,domain,port,httpPrefix, \
                        noOfItems,headerOnly,ocapAlways,pageNumber)
 
-def setPreferredNickname(baseDir: str,nickname: str, domain: str, \
-                         preferredName: str) -> bool:
-    if len(preferredName)>32:
+def setDisplayNickname(baseDir: str,nickname: str, domain: str, \
+                       displayName: str) -> bool:
+    if len(displayName)>32:
         return False
     handle=nickname.lower()+'@'+domain.lower()
     filename=baseDir+'/accounts/'+handle.lower()+'.json'
@@ -456,7 +456,7 @@ def setPreferredNickname(baseDir: str,nickname: str, domain: str, \
         personJson=commentjson.load(fp)
     if not personJson:
         return False
-    personJson['preferredUsername']=preferredName
+    personJson['name']=displayName
     with open(filename, 'w') as fp:
         commentjson.dump(personJson, fp, indent=4, sort_keys=False)
     return True
diff --git a/posts.py b/posts.py
index 3f320db8..7d2102e0 100644
--- a/posts.py
+++ b/posts.py
@@ -188,13 +188,13 @@ def getPersonBox(baseDir: str,session,wfRequest: {},personCache: {}, \
     if personJson.get('icon'):
         if personJson['icon'].get('url'):
             avatarUrl=personJson['icon']['url']
-    preferredName=None
-    if personJson.get('preferredUsername'):
-        preferredName=personJson['preferredUsername']
+    displayName=None
+    if personJson.get('name'):
+        displayName=personJson['name']
 
     storePersonInCache(baseDir,personUrl,personJson,personCache)
 
-    return boxJson,pubKeyId,pubKey,personId,sharedInbox,capabilityAcquisition,avatarUrl,preferredName
+    return boxJson,pubKeyId,pubKey,personId,sharedInbox,capabilityAcquisition,avatarUrl,displayName
 
 def getPosts(session,outboxUrl: str,maxPosts: int, \
              maxMentions: int, \
@@ -964,7 +964,7 @@ def sendPost(projectVersion: str, \
         postToBox='outbox'
 
     # get the actor inbox for the To handle
-    inboxUrl,pubKeyId,pubKey,toPersonId,sharedInbox,capabilityAcquisition,avatarUrl,preferredName = \
+    inboxUrl,pubKeyId,pubKey,toPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,domain,postToBox)
 
@@ -1060,7 +1060,7 @@ def sendPostViaServer(projectVersion: str, \
     postToBox='outbox'
 
     # get the actor inbox for the To handle
-    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,preferredName = \
+    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,fromDomain,postToBox)
                      
@@ -1192,7 +1192,7 @@ def sendSignedJson(postJsonObject: {},session,baseDir: str, \
         postToBox='outbox'
     
     # get the actor inbox/outbox/capabilities for the To handle
-    inboxUrl,pubKeyId,pubKey,toPersonId,sharedInboxUrl,capabilityAcquisition,avatarUrl,preferredName = \
+    inboxUrl,pubKeyId,pubKey,toPersonId,sharedInboxUrl,capabilityAcquisition,avatarUrl,displayName = \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,domain,postToBox)
 
@@ -1820,7 +1820,7 @@ def getPublicPostsOfPerson(baseDir: str,nickname: str,domain: str, \
     if not wfRequest:
         sys.exit()
 
-    personUrl,pubKeyId,pubKey,personId,shaedInbox,capabilityAcquisition,avatarUrl,preferredName= \
+    personUrl,pubKeyId,pubKey,personId,shaedInbox,capabilityAcquisition,avatarUrl,displayName= \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,domain,'outbox')
     wfResult = json.dumps(wfRequest, indent=4, sort_keys=True)
diff --git a/roles.py b/roles.py
index ba6215bd..afbe370f 100644
--- a/roles.py
+++ b/roles.py
@@ -257,7 +257,7 @@ def sendRoleViaServer(baseDir: str,session, \
     postToBox='outbox'
 
     # get the actor inbox for the To handle
-    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,preferredName = \
+    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,delegatorDomain,postToBox)
                      
diff --git a/shares.py b/shares.py
index 5d3f3040..a60f0e12 100644
--- a/shares.py
+++ b/shares.py
@@ -329,7 +329,7 @@ def sendShareViaServer(baseDir,session, \
     postToBox='outbox'
 
     # get the actor inbox for the To handle
-    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,preferredName = \
+    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,fromDomain,postToBox)
                      
@@ -415,7 +415,7 @@ def sendUndoShareViaServer(baseDir: str,session, \
     postToBox='outbox'
 
     # get the actor inbox for the To handle
-    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,preferredName = \
+    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,fromDomain,postToBox)
                      
diff --git a/skills.py b/skills.py
index b40b40ba..1dc0a6cb 100644
--- a/skills.py
+++ b/skills.py
@@ -131,7 +131,7 @@ def sendSkillViaServer(baseDir: str,session,nickname: str,password: str,
     postToBox='outbox'
 
     # get the actor inbox for the To handle
-    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,preferredName = \
+    inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
         getPersonBox(baseDir,session,wfRequest,personCache, \
                      projectVersion,httpPrefix,domain,postToBox)
                      
diff --git a/tests.py b/tests.py
index a468bd0e..6b09ea90 100644
--- a/tests.py
+++ b/tests.py
@@ -46,7 +46,7 @@ from follow import unfollowerOfPerson
 from follow import getFollowersOfPerson
 from follow import sendFollowRequest
 from person import createPerson
-from person import setPreferredNickname
+from person import setDisplayNickname
 from person import setBio
 from skills import setSkillLevel
 from roles import setRole
@@ -967,7 +967,7 @@ def testCreatePerson():
     assert os.path.isfile(baseDir+'/accounts/passwords')
     deleteAllPosts(baseDir,nickname,domain,'inbox')
     deleteAllPosts(baseDir,nickname,domain,'outbox')
-    setPreferredNickname(baseDir,nickname,domain,'badger')
+    setDisplayNickname(baseDir,nickname,domain,'badger')
     setBio(baseDir,nickname,domain,'Randomly roaming in your backyard')
     archivePostsForPerson(nickname,domain,baseDir,'inbox',None,4)
     archivePostsForPerson(nickname,domain,baseDir,'outbox',None,4)
diff --git a/utils.py b/utils.py
index 38ddeddb..a9814151 100644
--- a/utils.py
+++ b/utils.py
@@ -61,16 +61,16 @@ def urlPermitted(url: str, federationList: [],capability: str):
             return True
     return False
 
-def getPreferredName(actor: str,personCache: {}) -> str:
-    """Returns the preferred name for the given actor
+def getDisplayName(actor: str,personCache: {}) -> str:
+    """Returns the display name for the given actor
     """
     if '/statuses/' in actor:
         actor=actor.split('/statuses/')[0]
     if not personCache.get(actor):
         return None
     if personCache[actor].get('actor'):
-        if personCache[actor]['actor'].get('preferredUsername'):
-            return personCache[actor]['actor']['preferredUsername']
+        if personCache[actor]['actor'].get('name'):
+            return personCache[actor]['actor']['name']
     return None
 
 def getNicknameFromActor(actor: str) -> str:
diff --git a/webinterface.py b/webinterface.py
index ca983a25..dabaef88 100644
--- a/webinterface.py
+++ b/webinterface.py
@@ -20,7 +20,7 @@ from utils import getDomainFromActor
 from utils import locatePost
 from utils import noOfAccounts
 from utils import isPublicPost
-from utils import getPreferredName
+from utils import getDisplayName
 from follow import isFollowingActor
 from webfinger import webfingerHandle
 from posts import getPersonBox
@@ -291,13 +291,13 @@ def htmlEditProfile(baseDir: str,path: str,domain: str,port: int) -> str:
         return ''
 
     isBot=''
-    preferredNickname=nickname
+    displayNickname=nickname
     bioStr=''
     manuallyApprovesFollowers=''
     with open(actorFilename, 'r') as fp:
         actorJson=commentjson.load(fp)
-        if actorJson.get('preferredUsername'):
-            preferredNickname=actorJson['preferredUsername']
+        if actorJson.get('name'):
+            displayNickname=actorJson['name']
         if actorJson.get('summary'):
             bioStr=actorJson['summary'].replace('<p>','').replace('</p>','')
         if actorJson.get('manuallyApprovesFollowers'):
@@ -367,7 +367,7 @@ def htmlEditProfile(baseDir: str,path: str,domain: str,port: int) -> str:
         '      <a href="'+pathOriginal+'"><button class="cancelbtn">Cancel</button></a>' \
         '    </div>'+ \
         '    <div class="container">' \
-        '      <input type="text" placeholder="Preferred name" name="preferredNickname" value="'+preferredNickname+'">' \
+        '      <input type="text" placeholder="name" name="displayNickname" value="'+displayNickname+'">' \
         '      <textarea id="message" name="bio" placeholder="Your bio..." style="height:200px">'+bioStr+'</textarea>' \
         '    </div>' \
         '    <div class="container">' \
@@ -810,7 +810,7 @@ def htmlProfile(projectVersion: str, \
     nickname=profileJson['name']
     if not nickname:
         return ""
-    preferredName=profileJson['preferredUsername']
+    displayName=profileJson['name']
     domain,port=getDomainFromActor(profileJson['id'])
     if not domain:
         return ""
@@ -886,7 +886,7 @@ def htmlProfile(projectVersion: str, \
         ' <div class="hero-image">' \
         '  <div class="hero-text">'+ \
         '    <img src="'+profileJson['icon']['url']+'" alt="'+nickname+'@'+domainFull+'">' \
-        '    <h1>'+preferredName+'</h1>' \
+        '    <h1>'+displayName+'</h1>' \
         '    <p><b>@'+nickname+'@'+domainFull+'</b></p>' \
         '    <p>'+profileDescription+'</p>'+ \
         loginButton+ \
@@ -959,13 +959,13 @@ def individualFollowAsHtml(baseDir: str,session,wfRequest: {}, \
     if not avatarUrl:
         avatarUrl=followUrl+'/avatar.png'
     if domain not in followUrl:
-        inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl2,preferredName = \
+        inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl2,displayName = \
             getPersonBox(baseDir,session,wfRequest,personCache, \
                          projectVersion,httpPrefix,domain,'outbox')
         if avatarUrl2:
             avatarUrl=avatarUrl2
-        if preferredName:
-            titleStr=preferredName+' '+titleStr
+        if displayName:
+            titleStr=displayName+' '+titleStr
 
     buttonsStr=''
     if authorized:
@@ -1129,9 +1129,9 @@ def individualPostAsHtml(baseDir: str, \
     if postJsonObject.get('id'):
         messageId=postJsonObject['id'].replace('/activity','')
 
-    preferredName=getPreferredName(postJsonObject['actor'],personCache)
-    if preferredName:
-        titleStr+='<a href="'+messageId+'">'+preferredName+'</a>'
+    displayName=getDisplayName(postJsonObject['actor'],personCache)
+    if displayName:
+        titleStr+='<a href="'+messageId+'">'+displayName+'</a>'
     else:
         titleStr+='<a href="'+messageId+'">@'+actorNickname+'@'+actorDomain+'</a>'
         
@@ -1139,9 +1139,9 @@ def individualPostAsHtml(baseDir: str, \
         if postJsonObject['object'].get('attributedTo'):
             announceNickname=getNicknameFromActor(postJsonObject['object']['attributedTo'])
             announceDomain,announcePort=getDomainFromActor(postJsonObject['object']['attributedTo'])
-            announcePreferredName=getPreferredName(postJsonObject['object']['attributedTo'],personCache)
-            if announcePreferredName:
-                titleStr+=' <img src="/icons/repeat_inactive.png" class="announceOrReply"/> <a href="'+postJsonObject['object']['id']+'">'+announcePreferredName+'</a>'
+            announceDisplayName=getDisplayName(postJsonObject['object']['attributedTo'],personCache)
+            if announceDisplayName:
+                titleStr+=' <img src="/icons/repeat_inactive.png" class="announceOrReply"/> <a href="'+postJsonObject['object']['id']+'">'+announceDisplayName+'</a>'
             else:
                 titleStr+=' <img src="/icons/repeat_inactive.png" class="announceOrReply"/> <a href="'+postJsonObject['object']['id']+'">@'+announceNickname+'@'+announceDomain+'</a>'
         else:
@@ -1155,9 +1155,9 @@ def individualPostAsHtml(baseDir: str, \
                 replyNickname=getNicknameFromActor(postJsonObject['object']['inReplyTo'])
                 replyDomain,replyPort=getDomainFromActor(postJsonObject['object']['inReplyTo'])
                 if replyNickname and replyDomain:
-                    replyPreferredName=getPreferredName(postJsonObject['object']['inReplyTo'],personCache)
-                    if replyPreferredName:
-                        titleStr+=' <img src="/icons/reply.png" class="announceOrReply"/> <a href="'+postJsonObject['object']['inReplyTo']+'">'+replyPreferredName+'</a>'
+                    replyDisplayName=getDisplayName(postJsonObject['object']['inReplyTo'],personCache)
+                    if replyDisplayName:
+                        titleStr+=' <img src="/icons/reply.png" class="announceOrReply"/> <a href="'+postJsonObject['object']['inReplyTo']+'">'+replyDisplayName+'</a>'
                     else:
                         titleStr+=' <img src="/icons/reply.png" class="announceOrReply"/> <a href="'+postJsonObject['object']['inReplyTo']+'">@'+replyNickname+'@'+replyDomain+'</a>'
             else:
@@ -1203,13 +1203,13 @@ def individualPostAsHtml(baseDir: str, \
                 fullDomain=domain+':'+str(port)
         
     if fullDomain not in postJsonObject['actor']:
-        inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl2,preferredName = \
+        inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl2,displayName = \
             getPersonBox(baseDir,session,wfRequest,personCache, \
                          projectVersion,httpPrefix,domain,'outbox')
         if avatarUrl2:
             avatarUrl=avatarUrl2
-        if preferredName:
-            titleStr=preferredName+' '+titleStr
+        if displayName:
+            titleStr=displayName+' '+titleStr
 
     avatarDropdown= \
         '    <a href="'+postJsonObject['actor']+'">' \
@@ -1778,9 +1778,9 @@ def htmlProfileAfterSearch(baseDir: str,path: str,httpPrefix: str, \
                 avatarUrl=profileJson['icon']['url']
         if not avatarUrl:
             avatarUrl=getPersonAvatarUrl(baseDir,personUrl,personCache)
-        preferredName=searchNickname
-        if profileJson.get('preferredUsername'):
-            preferredName=profileJson['preferredUsername']
+        displayName=searchNickname
+        if profileJson.get('displayUsername'):
+            displayName=profileJson['name']
         profileDescription=''
         if profileJson.get('summary'):
             profileDescription=profileJson['summary']
@@ -1807,7 +1807,7 @@ def htmlProfileAfterSearch(baseDir: str,path: str,httpPrefix: str, \
             ' <div class="hero-image">' \
             '  <div class="hero-text">' \
             '    <img src="'+avatarUrl+'" alt="'+searchNickname+'@'+searchDomainFull+'">' \
-            '    <h1>'+preferredName+'</h1>' \
+            '    <h1>'+displayName+'</h1>' \
             '    <p><b>@'+searchNickname+'@'+searchDomainFull+'</b></p>' \
             '    <p>'+profileDescription+'</p>'+ \
             '  </div>' \