Modify access rules
diff --git a/project.config b/project.config
index 9b35534..d62621b 100644
--- a/project.config
+++ b/project.config
@@ -23,7 +23,7 @@
 	forgeAuthor = group Project Owners
 	forgeCommitter = group Administrators
 	forgeCommitter = group Project Owners
-	push = group Administrators
+	push = deny group Administrators
 	label-Code-Review = -2..+2 group Administrators
 	label-Code-Review = -2..+2 group CORD Committers
 	label-Code-Review = -2..+2 group Project Owners