diff --git a/registry/insecure.md b/registry/insecure.md
index feb171c025b..e411e273412 100644
--- a/registry/insecure.md
+++ b/registry/insecure.md
@@ -33,7 +33,7 @@ isolated testing or in a tightly controlled, air-gapped environment.
 
     ```json
     {
-      "insecure-registries" : ["http://myregistrydomain.com:5000"]
+      "insecure-registries" : ["myregistrydomain.com:5000"]
     }
     ```