diff --git a/src/drivers/win/cheat.cpp b/src/drivers/win/cheat.cpp
index 5072bb3f..bdbf48cb 100644
--- a/src/drivers/win/cheat.cpp
+++ b/src/drivers/win/cheat.cpp
@@ -288,7 +288,7 @@ HWND InitializeCheatList(HWND hwnd)
 	return hwndChtList;
 }
 
-BOOL CALLBACK CheatConsoleCallB(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
+INT_PTR CALLBACK CheatConsoleCallB(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
 {
 
 	switch (uMsg)
@@ -1044,7 +1044,7 @@ void UpdateCheatsAdded()
 	UpdateCheatListGroupBoxUI();
 }
 
-BOOL CALLBACK GGConvCallB(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
+INT_PTR CALLBACK GGConvCallB(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
 {
 //	int i;
 	extern void GetUIGGInfo(HWND hwndDlg, uint32* a, uint8* v, int* c);
diff --git a/src/drivers/win/cheat.h b/src/drivers/win/cheat.h
index 28acc9e2..c83397a0 100644
--- a/src/drivers/win/cheat.h
+++ b/src/drivers/win/cheat.h
@@ -38,7 +38,7 @@ void SetupCheatFont(HWND hDlg);
 void DeleteCheatFont();
 extern POINT CalcSubWindowPos(HWND hDlg, POINT* conf);
 
-extern BOOL CALLBACK GGConvCallB(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam);
+extern INT_PTR CALLBACK GGConvCallB(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam);
 extern LRESULT APIENTRY FilterEditCtrlProc(HWND hDlg, UINT msg, WPARAM wP, LPARAM lP);
 extern WNDPROC DefaultEditCtrlProc;