diff --git a/tests/run.sh.in b/tests/run.sh.in
index 9ad7493..f088801 100644
--- a/tests/run.sh.in
+++ b/tests/run.sh.in
@@ -18,7 +18,7 @@ run_test() {
 		shift
 
 		case "${res}" in
-			*${1}*)
+			*"${1}"*)
 				;;
 			*)
 				echo