=== modified file 'imsn.py'
--- imsn.py
+++ imsn.py
@@ -39,8 +39,7 @@
         gobject.idle_add(quit_cb)

     signal.signal(signal.SIGTERM, sigterm_cb)
-    while mainloop.is_running():
-        try:
-            mainloop.run()
-        except KeyboardInterrupt:
-            quit_cb()
+    try:
+        mainloop.run()
+    except KeyboardInterrupt:
+        quit_cb()