diff --git a/Jenkinsfile b/Jenkinsfile
index 0301070..7415d95 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -262,17 +262,16 @@ PY
     stage('Frontend tests') {
       steps {
         container('frontend') {
-          sh '''
-            #!/usr/bin/env bash
-            set -euo pipefail
-            mkdir -p build
-            cd frontend
-            npm ci
-            npm run lint
-            npm run test:unit
-            npm run test:component
-            npm run test:e2e
-          '''
+          sh(script: '''#!/usr/bin/env bash
+set -euo pipefail
+mkdir -p build
+cd frontend
+npm ci
+npm run lint
+npm run test:unit
+npm run test:component
+npm run test:e2e
+''')
         }
       }
     }