diff --git a/ankisyncd/sync_app.py b/ankisyncd/sync_app.py
index 3e5bcf4..891eb0f 100644
--- a/ankisyncd/sync_app.py
+++ b/ankisyncd/sync_app.py
@@ -218,7 +218,7 @@ class SyncMediaHandler(MediaSyncer):
                 os.remove(os.path.join(self.col.media.dir(), filename))
             except OSError as err:
                 logging.error("Error when removing file '%s' from media dir: "
-                              "%s" % filename, str(err))
+                              "%s" % (filename, str(err)))
 
     def downloadFiles(self, files):
         import zipfile