diff --git a/requests/packages/urllib3/connectionpool.py b/requests/packages/urllib3/connectionpool.py
index 691d4e23..4446ecf7 100644
--- a/requests/packages/urllib3/connectionpool.py
+++ b/requests/packages/urllib3/connectionpool.py
@@ -27,7 +27,7 @@ except ImportError:
 try: # Compiled with SSL?
     HTTPSConnection = object
 
-    class BaseSSLError(BaseException):
+    class BaseSSLError(Exception):
         pass
 
     ssl = None