diff --git a/src/toolbars/EditToolBar.cpp b/src/toolbars/EditToolBar.cpp
index c0b94c719..e1edd07d3 100644
--- a/src/toolbars/EditToolBar.cpp
+++ b/src/toolbars/EditToolBar.cpp
@@ -241,7 +241,7 @@ void EditToolBar::OnButton(wxCommandEvent &event)
          break;
 #ifdef EXPERIMENTAL_SYNC_LOCK
       case ETBSyncLockID:
-         if (!busy) p->OnSyncLock();
+         p->OnSyncLock();
          return;//avoiding the call to SetButton()
 #endif
       case ETBZoomInID: