diff --git a/Source/Project64-core/N64System/CheatClass.cpp b/Source/Project64-core/N64System/CheatClass.cpp
index 4cd02ef3c..9680346d4 100644
--- a/Source/Project64-core/N64System/CheatClass.cpp
+++ b/Source/Project64-core/N64System/CheatClass.cpp
@@ -16,6 +16,7 @@
 #include <Project64-core/Plugins/AudioPlugin.h>
 #include <Project64-core/Plugins/RSPPlugin.h>
 #include <Project64-core/Plugins/ControllerPlugin.h>
+#include <stdlib.h>
 
 CCheats::CCheats()
 {