diff --git a/renovate.json b/renovate.json
index 071a166..6c5f588 100644
--- a/renovate.json
+++ b/renovate.json
@@ -25,6 +25,17 @@
         "NginxVersion\\s+=\\s\"(?<currentValue>[0-9.]*)\""
       ]
     },
+    {
+      "fileMatch": [
+        "builder/const.go"
+      ],
+      "extractVersionTemplate": "^release-(?<version>[0-9]*.[0-9]*.[0-9]*)$",
+      "datasourceTemplate": "github-tags",
+      "depNameTemplate": "freenginx-mirror/nginx",
+      "matchStrings": [
+        "FreenginxVersion\\s+=\\s\"(?<currentValue>[0-9.]*)\""
+      ]
+    },
     {
       "fileMatch": [
         "builder/const.go"