diff --git a/share/tools/create_manpage_completions.py b/share/tools/create_manpage_completions.py
index 2b0a04c9c..471205fef 100755
--- a/share/tools/create_manpage_completions.py
+++ b/share/tools/create_manpage_completions.py
@@ -690,14 +690,7 @@ def cleanup_autogenerated_completions_in_directory(dir):
             # Skip non .fish files
             if not filename.endswith('.fish'): continue
             path = os.path.join(dir, filename)
-            try:
-                if file_is_overwritable(path):
-                    os.unlink(path)
-            except IOError:
-                pass
-            except OSError:
-                pass
-                
+            cleanup_autogenerated_file(path)
     except OSError as err:
         return False