diff --git a/taiga/projects/services/filters.py b/taiga/projects/services/filters.py
index abe6e33c..82a45e62 100644
--- a/taiga/projects/services/filters.py
+++ b/taiga/projects/services/filters.py
@@ -17,17 +17,6 @@
 from contextlib import closing
 from django.db import connection
 
-def _get_issues_tags(project):
-    extra_sql = ("select unnest(unpickle(tags)) as tagname "
-                 "from issues_issue where project_id = %s "
-                 "group by unnest(unpickle(tags)) "
-                 "order by tagname asc")
-
-    with closing(connection.cursor()) as cursor:
-        cursor.execute(extra_sql, [project.id])
-        rows = cursor.fetchall()
-
-    return set([x[0] for x in rows])
 
 def _get_stories_tags(project):
     extra_sql = ("select unnest(unpickle(tags)) as tagname, count(unnest(unpickle(tags))) "
@@ -157,7 +146,7 @@ def get_all_tags(project):
     """
 
     result = set()
-    result.update(_get_issues_tags(project))
+    result.update(x[0] for x in _get_issues_tags(project))
     result.update(_get_stories_tags(project))
     return sorted(result)