diff --git a/cpp/fury/util/array_util.h b/cpp/fury/util/array_util.h
index e7d89f275d..45eb0d33c7 100644
--- a/cpp/fury/util/array_util.h
+++ b/cpp/fury/util/array_util.h
@@ -20,6 +20,7 @@
 #pragma once
 #include "fury/util/platform.h"
 #include <cstdint>
+#include <stdlib.h>
 
 namespace fury {
 uint16_t getMaxValue(const uint16_t *arr, size_t length);