diff --git a/lib/middleware/onerror.js b/lib/middleware/onerror.js
index d8f6d43bbf..f7e66b79a2 100644
--- a/lib/middleware/onerror.js
+++ b/lib/middleware/onerror.js
@@ -23,7 +23,7 @@ if (config.sentry.dsn) {
 try {
     gitHash = require('git-rev-sync').short();
 } catch (e) {
-    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';
+    gitHash = (process.env.HEROKU_SLUG_COMMIT && process.env.HEROKU_SLUG_COMMIT.slice(0, 7)) || (process.env.VERCEL_GIT_COMMIT_SHA && process.env.VERCEL_GIT_COMMIT_SHA.slice(0, 7)) || 'unknown';
 }
 
 module.exports = async (ctx, next) => {
diff --git a/lib/routes/index.js b/lib/routes/index.js
index 4091fb961d..80a1e1baba 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)) || (process.env.VERCEL_GITHUB_COMMIT_SHA && process.env.VERCEL_GITHUB_COMMIT_SHA.slice(0, 7)) || 'unknown';
+    gitHash = (process.env.HEROKU_SLUG_COMMIT && process.env.HEROKU_SLUG_COMMIT.slice(0, 7)) || (process.env.VERCEL_GIT_COMMIT_SHA && process.env.VERCEL_GIT_COMMIT_SHA.slice(0, 7)) || 'unknown';
 }
 
 module.exports = async (ctx) => {