diff --git a/daemon.py b/daemon.py
index 70ded593f..cf3c425ac 100644
--- a/daemon.py
+++ b/daemon.py
@@ -862,7 +862,7 @@ class PubServer(BaseHTTPRequestHandler):
             self.send_header('Access-Control-Allow-Origin', '*')
             return
         self.send_header('X-AP-Instance-ID', self.server.instance_id)
-        self.send_header('X-Clacks-Overhead', 'GNU Natalie Nguyen')
+        self.send_header('X-Clacks-Overhead', self.server.clacks)
         self.send_header('User-Agent',
                          'Epicyon/' + __version__ +
                          '; +' + self.server.http_prefix + '://' +
@@ -21016,7 +21016,8 @@ def load_tokens(base_dir: str, tokens_dict: {}, tokens_lookup: {}) -> None:
         break
 
 
-def run_daemon(preferred_podcast_formats: [],
+def run_daemon(clacks: str,
+               preferred_podcast_formats: [],
                check_actor_timeout: int,
                crawlers_allowed: [],
                dyslexic_font: bool,
@@ -21112,6 +21113,10 @@ def run_daemon(preferred_podcast_formats: [],
     # caches css files
     httpd.css_cache = {}
 
+    httpd.clacks = 'GNU Natalie Nguyen'
+    if clacks:
+        httpd.clacks = clacks
+
     # load a list of dogwhistle words
     dogwhistles_filename = base_dir + '/accounts/dogwhistles.txt'
     if not os.path.isfile(dogwhistles_filename):
diff --git a/epicyon.py b/epicyon.py
index ba26f9ef3..e530ded7e 100644
--- a/epicyon.py
+++ b/epicyon.py
@@ -183,6 +183,9 @@ def _command_options() -> None:
                         default=None,
                         help='Name of the screen reader: ' +
                         'espeak/picospeaker/mimic3')
+    parser.add_argument('--clacks', dest='clacks', type=str,
+                        default=None,
+                        help='http header clacks overhead')
     parser.add_argument('--fol', '--follow', dest='follow', type=str,
                         default=None,
                         help='Handle of account to follow. eg. ' +
@@ -3603,7 +3606,8 @@ def _command_options() -> None:
 if __name__ == "__main__":
     argb2, opt2 = _command_options()
     print('allowdeletion: ' + str(argb2.allowdeletion))
-    run_daemon(opt2['preferred_podcast_formats'],
+    run_daemon(argb2.clacks,
+               opt2['preferred_podcast_formats'],
                argb2.check_actor_timeout,
                opt2['crawlers_allowed'],
                argb2.dyslexic_font,
diff --git a/tests.py b/tests.py
index 4e7512150..ab107561d 100644
--- a/tests.py
+++ b/tests.py
@@ -838,8 +838,9 @@ def create_server_alice(path: str, domain: str, port: int,
     crawlers_allowed = []
     check_actor_timeout = 2
     preferred_podcast_formats = None
+    clacks = None
     print('Server running: Alice')
-    run_daemon(preferred_podcast_formats,
+    run_daemon(clacks, preferred_podcast_formats,
                check_actor_timeout,
                crawlers_allowed,
                dyslexic_font,
@@ -998,8 +999,9 @@ def create_server_bob(path: str, domain: str, port: int,
     crawlers_allowed = []
     check_actor_timeout = 2
     preferred_podcast_formats = None
+    clacks = None
     print('Server running: Bob')
-    run_daemon(preferred_podcast_formats,
+    run_daemon(clacks, preferred_podcast_formats,
                check_actor_timeout,
                crawlers_allowed,
                dyslexic_font,
@@ -1080,8 +1082,9 @@ def create_server_eve(path: str, domain: str, port: int, federation_list: [],
     crawlers_allowed = []
     check_actor_timeout = 2
     preferred_podcast_formats = None
+    clacks = None
     print('Server running: Eve')
-    run_daemon(preferred_podcast_formats,
+    run_daemon(clacks, preferred_podcast_formats,
                check_actor_timeout,
                crawlers_allowed,
                dyslexic_font,
@@ -1164,8 +1167,9 @@ def create_server_group(path: str, domain: str, port: int,
     crawlers_allowed = []
     check_actor_timeout = 2
     preferred_podcast_formats = None
+    clacks = None
     print('Server running: Group')
-    run_daemon(preferred_podcast_formats,
+    run_daemon(clacks, preferred_podcast_formats,
                check_actor_timeout,
                crawlers_allowed,
                dyslexic_font,