diff --git a/github-filter/src/index.ts b/github-filter/src/index.ts
index 57d7ca9..0545388 100644
--- a/github-filter/src/index.ts
+++ b/github-filter/src/index.ts
@@ -67,9 +67,17 @@ const worker = {
         return new Response("Make sure to specify webhook components like /:id/:token", { status: 400 });
       }
 
+      const githubIp = request.headers.get("CF-Connecting-IP");
+
+      let headers = { ...request.headers };
+
+      if (githubIp) {
+        headers = { ...headers, "X-Forwarded-For": githubIp };
+      }
+
       const data: Data = {
         body: await request.text(),
-        headers: request.headers,
+        headers: headers,
         method: request.method,
       };