diff --git a/start-testsuite.sh b/start-testsuite.sh
index 5740d3d8f..997d12076 100755
--- a/start-testsuite.sh
+++ b/start-testsuite.sh
@@ -13,7 +13,7 @@ SUITE=$1
 SUITE_DIR="$(dirname "$SUITE")"
 SUITE_NAME="$(basename "$SUITE")"
 CFG="$SUITE_NAME.cfg"
-if [ $# -gt 1 ]; then
+if [ $# -gt 1 ] && [ "$2" != "" ] ; then
 	CFG=$2
 fi