diff --git a/tools/testing/selftests/bpf/test_libbpf.sh b/tools/testing/selftests/bpf/test_libbpf.sh
index d97dc914cd49..156d89f1edcc 100755
--- a/tools/testing/selftests/bpf/test_libbpf.sh
+++ b/tools/testing/selftests/bpf/test_libbpf.sh
@@ -6,7 +6,7 @@ export TESTNAME=test_libbpf
 # Determine selftest success via shell exit code
 exit_handler()
 {
-	if (( $? == 0 )); then
+	if [ $? -eq 0 ]; then
 		echo "selftests: $TESTNAME [PASS]";
 	else
 		echo "$TESTNAME: failed at file $LAST_LOADED" 1>&2