diff --git a/win32/php_stdbool.h b/win32/php_stdbool.h
deleted file mode 100644
index cc853c59c1fc7..0000000000000
--- a/win32/php_stdbool.h
+++ /dev/null
@@ -1,11 +0,0 @@
-#ifndef _STDBOOL_H
-#define _STDBOOL_H
-#if !defined(__BOOL_DEFINED)
-#  define bool short
-
-/* The other macros must be usable in preprocessor directives.  */
-#  define false 0
-#  define true 1
-#  define __bool_true_false_are_defined 1
-# endif
-#endif /* _STDBOOL_H */