diff --git a/msal/mex.py b/msal/mex.py
index edecba37..e6f3ed07 100644
--- a/msal/mex.py
+++ b/msal/mex.py
@@ -27,7 +27,7 @@
 
 try:
     from urllib.parse import urlparse
-except:
+except ImportError:
     from urlparse import urlparse
 try:
     from xml.etree import cElementTree as ET