diff --git a/manifests/registry/authtoken.pp b/manifests/registry/authtoken.pp
index ab7a6139..c3045aa7 100644
--- a/manifests/registry/authtoken.pp
+++ b/manifests/registry/authtoken.pp
@@ -32,7 +32,7 @@
 #   (Optional) If true, explicitly allow TLS without checking server cert
 #   against any certificate authorities.  WARNING: not recommended.  Use with
 #   caution.
-#   Defaults to $:os_service_default
+#   Defaults to $::os_service_default
 #
 # [*auth_section*]
 #   (Optional) Config Section from which to load plugin specific options