diff --git a/gajim/common/filetransfer.py b/gajim/common/filetransfer.py
index f600fc9c6a3c7ec5eeff797b64f1b711a3ad8d8f..746de6cbad8d1f82466483bc097059853df09973 100644
--- a/gajim/common/filetransfer.py
+++ b/gajim/common/filetransfer.py
@@ -105,3 +105,6 @@ def set_finished(self):
 
     def update_progress(self):
         self.notify('progress')
+
+    def cancel(self):
+        self.notify('cancel')