diff --git a/platform/libretro/libretro-common/memmap/memmap.c b/platform/libretro/libretro-common/memmap/memmap.c
index e84e0875..5062abaa 100644
--- a/platform/libretro/libretro-common/memmap/memmap.c
+++ b/platform/libretro/libretro-common/memmap/memmap.c
@@ -21,6 +21,7 @@
  */
 
 #include <stdint.h>
+#include <stdlib.h>
 #include <memmap.h>
 
 #ifndef PROT_READ