diff --git a/groups b/groups
index 884ca1d..181b3b5 100644
--- a/groups
+++ b/groups
@@ -1,6 +1,8 @@
 # UUID                                  	Group Name
 #
 18cf7f27ecb1f1d727d16d5dfeaf019d9b9f5c83	Administrators
+6aa943a8d1abd393ddcd472d7f0d857acb942d46	aom-interns
+9f26ada1fdf1ae26de801eea0a9a69b37e70a151	aom-committers
 global:Anonymous-Users                  	Anonymous Users
 global:Project-Owners                   	Project Owners
 global:Registered-Users                 	Registered Users
diff --git a/project.config b/project.config
index 68b74e8..a5635f2 100644
--- a/project.config
+++ b/project.config
@@ -10,7 +10,10 @@
 [access "refs/*"]
 	read = group Administrators
 	read = group Anonymous Users
-	revert = group Registered Users
+	revert = deny group Anonymous Users
+	revert = deny group Registered Users
+	revert = group aom-committers
+	revert = group aom-interns
 [access "refs/for/refs/*"]
 	push = group Registered Users
 [access "refs/heads/*"]