diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 7fe80bdf..726ab46c 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -80,6 +80,8 @@ jobs:
       - name: Lint
         run: cd integration_tests && yarn --ignore-engines && yarn lint
       - name: Build images
-        run: cd integration_tests && cat package.json | grep -e "build-[a-z]*-image\"" | sed -e 's/.*: "\(.*\)".*/\1/' | xargs -I % -P 3 sh -c %
+        run: |
+          cd integration_tests
+          cat package.json | grep -e "build-[a-z]*-image\"" | awk -F: \'{print $1}\' | tr -d ' ",{}' | xargs -I % -P 3 yarn %
       - name: Run tests
         run: cd integration_tests && yarn test
\ No newline at end of file