diff --git a/testrunner b/testrunner
index 75271d5..5c7d707 100755
--- a/testrunner
+++ b/testrunner
@@ -69,4 +69,4 @@ TAP_RESULTS="${REPORT_DIRECTORY}/goss_${TYPE}_results.tap"
 
 goss -g "/etc/ngcp-tests/${TYPE}/goss.yaml" validate --format tap | tee "${TAP_RESULTS}"
 
-exit ${PIPESTATUS[0]}
+exit "${PIPESTATUS[0]}"