diff --git a/lib/routes/index.js b/lib/routes/index.js
index cef9fa9fc..3688cbb71 100644
--- a/lib/routes/index.js
+++ b/lib/routes/index.js
@@ -7,7 +7,7 @@ let gitHash;
 try {
     gitHash = require('git-rev-sync').short();
 } catch (e) {
-    gitHash = (process.env.HEROKU_SLUG_COMMIT && process.env.HEROKU_SLUG_COMMIT.slice(0, 7)) || 'unknown';
+    gitHash = (process.env.HEROKU_SLUG_COMMIT && process.env.HEROKU_SLUG_COMMIT.slice(0, 7)) || (process.env.VERCEL_GITHUB_COMMIT_SHA && process.env.VERCEL_GITHUB_COMMIT_SHA.slice(0, 7)) || 'unknown';
 }
 
 module.exports = async (ctx) => {