diff --git a/development.ini b/development.ini
--- a/development.ini
+++ b/development.ini
@@ -266,9 +266,6 @@ celery.result_backend = db+sqlite:///cel
 celery.worker_concurrency = 2
 celery.worker_max_tasks_per_child = 100
 
-## If true, tasks will never be sent to the queue, but executed locally instead.
-celery.task_always_eager = false
-
 ####################################
 ##          BEAKER CACHE          ##
 ####################################
diff --git a/kallithea/lib/celery_app.py b/kallithea/lib/celery_app.py
--- a/kallithea/lib/celery_app.py
+++ b/kallithea/lib/celery_app.py
@@ -39,6 +39,7 @@ desupported = set([
     'celery.result.serialier',
     'celery.result.serializer',
     'celery.send.task.error.emails',
+    'celery.task_always_eager',  # still a valid configuration in celery, but not supported in Kallithea
     'celery.task.serializer',
 ])
 
diff --git a/kallithea/templates/ini/template.ini.mako b/kallithea/templates/ini/template.ini.mako
--- a/kallithea/templates/ini/template.ini.mako
+++ b/kallithea/templates/ini/template.ini.mako
@@ -341,9 +341,6 @@ celery.result_backend = db+sqlite:///cel
 celery.worker_concurrency = 2
 celery.worker_max_tasks_per_child = 100
 
-<%text>##</%text> If true, tasks will never be sent to the queue, but executed locally instead.
-celery.task_always_eager = false
-
 <%text>##</%text>##################################
 <%text>##</%text>          BEAKER CACHE          ##
 <%text>##</%text>##################################