diff --git a/keystoneclient/v2_0/extensions.py b/keystoneclient/v2_0/extensions.py
index 9f209a5a4..b805d31de 100644
--- a/keystoneclient/v2_0/extensions.py
+++ b/keystoneclient/v2_0/extensions.py
@@ -25,5 +25,5 @@ class ExtensionManager(base.ManagerWithFind):
     resource_class = Extension
 
     def list(self):
-        """List all available extentions."""
+        """List all available extensions."""
         return self._list('/extensions', 'extensions')