diff --git a/SourceS/miniwin/misc.h b/SourceS/miniwin/misc.h
index 46990a1c2..6ce382b8b 100644
--- a/SourceS/miniwin/misc.h
+++ b/SourceS/miniwin/misc.h
@@ -8,7 +8,6 @@ constexpr auto DVL_MAX_PATH = 260;
 typedef char CHAR;
 typedef uint16_t SHORT;
 typedef int32_t LONG;
-typedef uint8_t BOOLEAN;
 
 typedef LONG *PLONG;
 typedef uint32_t ULONG;
@@ -20,7 +19,7 @@ typedef UCHAR *PUCHAR;
 typedef char *PSZ;
 
 typedef uint32_t DWORD;
-typedef int BOOL, WINBOOL;
+typedef bool BOOL, BOOLEAN, WINBOOL;
 typedef unsigned char BYTE;
 typedef unsigned short WORD;
 typedef float FLOAT;