diff --git a/domains/penguinmod.json b/domains/penguinmod.json
index a949b3070..5872f024f 100644
--- a/domains/penguinmod.json
+++ b/domains/penguinmod.json
@@ -4,6 +4,6 @@
    "email": "freshpenguin1@outlook.com"
  },
  "record": {
-   "URL": "penguinmod.github.io/penguinmod-gui/editor.html"
+   "URL": "https://penguinmod.github.io/penguinmod-gui/editor.html"
  }
 }