diff --git a/gitlab.py b/gitlab.py
index 8d87de0..1cf4a41 100644
--- a/gitlab.py
+++ b/gitlab.py
@@ -31,6 +31,10 @@
 
 def getMRsWaitingForMyApproval():
     result = requests.get(url, verify=False, headers={'PRIVATE-TOKEN': args.token})
+    
+    if result.status_code != 200:
+        exit('Can not access merge requests list. Reposnse code: ' + str(result.status_code))
+        
     try:
         data = result.json()
     except:
@@ -77,4 +81,4 @@ def do_GET(self):
 
 with socketserver.TCPServer(("127.0.0.1", PORT), MyHandler) as httpd:
     print('serving a GET at "http://localhost:%4d"' %(PORT))
-    httpd.serve_forever()
\ No newline at end of file
+    httpd.serve_forever()