diff --git a/pagure/pfmarkdown.py b/pagure/pfmarkdown.py
index eaaca3d..b7cc09b 100644
--- a/pagure/pfmarkdown.py
+++ b/pagure/pfmarkdown.py
@@ -119,12 +119,13 @@ class PagureExtension(markdown.extensions.Extension):
         ])
 
         md.inlinePatterns['mention'] = MentionPattern(MENTION_RE)
-        md.inlinePatterns['explicit_fork_issue'] = \
-            ExplicitForkIssuePattern(EXPLICIT_FORK_ISSUE_RE)
-        md.inlinePatterns['explicit_main_issue'] = \
-            ExplicitMainIssuePattern(EXPLICIT_MAIN_ISSUE_RE)
-        md.inlinePatterns['implicit_issue'] = \
-            ImplicitIssuePattern(IMPLICIT_ISSUE_RE)
+        if pagure.APP.config.get('PROJECT_TICKETS', True):
+            md.inlinePatterns['explicit_fork_issue'] = \
+                ExplicitForkIssuePattern(EXPLICIT_FORK_ISSUE_RE)
+            md.inlinePatterns['explicit_main_issue'] = \
+                ExplicitMainIssuePattern(EXPLICIT_MAIN_ISSUE_RE)
+            md.inlinePatterns['implicit_issue'] = \
+                ImplicitIssuePattern(IMPLICIT_ISSUE_RE)
 
         md.registerExtension(self)