diff --git a/tools/perf/tests/kmod-path.c b/tools/perf/tests/kmod-path.c
index d2af78193153cb559ea58002fcb7aba4d03abdd5..76f41f249944ccaa3af8de50256f8a24faf22f6b 100644
--- a/tools/perf/tests/kmod-path.c
+++ b/tools/perf/tests/kmod-path.c
@@ -1,4 +1,5 @@
 #include <stdbool.h>
+#include <stdlib.h>
 #include "tests.h"
 #include "dso.h"
 #include "debug.h"