diff --git a/Python.gitignore b/Python.gitignore
index 9b3f7e13566b5b4bdb2187d0fa0e37ba1300bb05..f76ed7405c8b93483b17b8d0ad3c08cf39a5a10b 100644
--- a/Python.gitignore
+++ b/Python.gitignore
@@ -1,4 +1,7 @@
-*.py[co]
+*.py[cod]
+
+# C extensions
+*.so
 
 # Packages
 *.egg
@@ -28,3 +31,4 @@ nosetests.xml
 
 #Mr Developer
 .mr.developer.cfg
+