diff --git a/tools/test-launcher.sh b/tools/test-launcher.sh
index 11ce0938f..035f92231 100755
--- a/tools/test-launcher.sh
+++ b/tools/test-launcher.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-set -eux
+set -eu
 set -o pipefail
 
 cleanup()