diff --git a/utils.py b/utils.py
index 44dce8ad..50bd7f5e 100644
--- a/utils.py
+++ b/utils.py
@@ -509,6 +509,7 @@ def updateRecentPostsCache(recentPostsCache: {},maxRecentPosts: int, \
         if postId in recentPostsCache['index']:
             return
         recentPostsCache['index'].append(postId)
+        postJsonObject['muted']=False
         recentPostsCache['json'][postId]=json.dumps(postJsonObject)
         recentPostsCache['html'][postId]=htmlStr
 
diff --git a/webinterface.py b/webinterface.py
index 89ebd2b8..d897fba3 100644
--- a/webinterface.py
+++ b/webinterface.py
@@ -1998,8 +1998,9 @@ def preparePostFromHtmlCache(postHtml: str,boxName: str,pageNumber: int) -> str:
 def postIsMuted(baseDir: str,nickname: str,domain: str, postJsonObject: {},messageId: str) -> bool:
     """ Returns true if the given post is muted
     """
-    if postJsonObject.get('muted'):
-        return True
+    isMuted=postJsonObject.get('muted')
+    if isMuted==True or isMuted==False:
+        return isMuted
     postDir=baseDir+'/accounts/'+nickname+'@'+domain
     muteFilename=postDir+'/inbox/'+messageId.replace('/','#')+'.json.muted'
     if os.path.isfile(muteFilename):