diff --git a/tests/e2e/utils/getCurrentBranchName.js b/tests/e2e/utils/getCurrentBranchName.ts
similarity index 82%
rename from tests/e2e/utils/getCurrentBranchName.js
rename to tests/e2e/utils/getCurrentBranchName.ts
index 55df11010214..7ae958b08e13 100644
--- a/tests/e2e/utils/getCurrentBranchName.js
+++ b/tests/e2e/utils/getCurrentBranchName.ts
@@ -1,6 +1,6 @@
 import {execSync} from 'child_process';
 
-const getCurrentBranchName = () => {
+const getCurrentBranchName = (): string => {
     const stdout = execSync('git rev-parse --abbrev-ref HEAD', {
         encoding: 'utf8',
     });