diff --git a/ext/zlib/zlib.c b/ext/zlib/zlib.c
index e9e934d120d..52cadf798f5 100644
--- a/ext/zlib/zlib.c
+++ b/ext/zlib/zlib.c
@@ -19,7 +19,9 @@
 /* $Id$ */
 #define IS_EXT_MODULE
 
+#ifndef PHP_WIN32
 #include "php_config.h"
+#endif
 
 #if HAVE_FOPENCOOKIE 
 #define _GNU_SOURCE