diff --git a/dist/setup/index.js b/dist/setup/index.js
index 03b1abb..7865a2c 100644
--- a/dist/setup/index.js
+++ b/dist/setup/index.js
@@ -93271,6 +93271,11 @@ function getGo(versionSpec_1, checkLatest_1, auth_1) {
         try {
             info = yield getInfoFromManifest(versionSpec, true, auth, arch, manifest);
             if (info) {
+                const goUrl = core.getInput('go-url');
+                if (goUrl) {
+                    core.info(`Using custom Go URL: ${goUrl}`);
+                    info.downloadUrl = goUrl;
+                }
                 downloadPath = yield installGoVersion(info, auth, arch);
             }
             else {
diff --git a/src/installer.ts b/src/installer.ts
index 1b5f20f..74c481f 100644
--- a/src/installer.ts
+++ b/src/installer.ts
@@ -104,6 +104,11 @@ export async function getGo(
   try {
     info = await getInfoFromManifest(versionSpec, true, auth, arch, manifest);
     if (info) {
+      const goUrl = core.getInput('go-url');
+      if (goUrl) {
+        core.info(`Using custom Go URL: ${goUrl}`);
+        info.downloadUrl = goUrl;
+      }
       downloadPath = await installGoVersion(info, auth, arch);
     } else {
       core.info(