diff --git a/Authentication.md b/Authentication.md
index c533af84c..5ef5d6f60 100644
--- a/Authentication.md
+++ b/Authentication.md
@@ -147,7 +147,7 @@ authenticator type is intended for situations in which the application will be m
 token itself in terms of initial acquisition and refreshing as needed.
 
 
-## Identity and Access Management Authentication (IAM)
+## Identity and Access Management (IAM) Authentication
 The `IamAuthenticator` will accept a user-supplied api key and will perform
 the necessary interactions with the IAM token service to obtain a suitable
 bearer token for the specified api key.  The authenticator will also obtain