diff --git a/gui/fs-watcher.h b/gui/fs-watcher.h
index b541382..6f5e349 100644
--- a/gui/fs-watcher.h
+++ b/gui/fs-watcher.h
@@ -61,7 +61,7 @@
   // handle callback from the watcher
   // scan directory and notify callback about any file changes
   void
-  ScanDirectory_NotifyUpdates_Execute (QString dirPath);
+  ScanDirectory_NotifyUpdates_Execute (QString dirPath, bool notifyCallbacks);
 
   void
   ScanDirectory_NotifyRemovals_Execute (QString dirPath);