diff --git a/src/extension.js b/src/extension.js
index 1327a6d..74bc607 100644
--- a/src/extension.js
+++ b/src/extension.js
@@ -298,6 +298,11 @@ const WeatherMenuButton = new Lang.Class({
     },
 
     stop: function() {
+        if (_httpSession != undefined)
+            !httpSession.abort();
+
+        _httpSession = undefined;
+
         if (this._timeoutCurrent)
             Mainloop.source_remove(this._timeoutCurrent);