diff --git a/.github/workflows/test-multiple-builds.yml b/.github/workflows/test-multiple-builds.yml
index 364efac2..404b1687 100644
--- a/.github/workflows/test-multiple-builds.yml
+++ b/.github/workflows/test-multiple-builds.yml
@@ -41,7 +41,7 @@ jobs:
         if: ${{ matrix.build == 'esm' }}
         run: |
           sed -i~ "s/<rootDir>\/src\(.*\)\.ts/<rootDir>\/dist\/esm\1.js/" package.json
-          sed -i~ "1s/^/import.meta.env=import.meta.env||{};import.meta.env.MODE='${NODE_ENV}';/" tests.ts tests/*.tsx
+          sed -i~ "1s/^/import.meta.env=import.meta.env||{};import.meta.env.MODE='${NODE_ENV}';/" tests/*.ts tests/*.tsx
         env:
           NODE_ENV: ${{ matrix.env }}
       - name: Patch for UMD