diff --git a/Zend/zend_config.w32.h b/Zend/zend_config.w32.h
index 84d85c7d85d..14b57d3ac4f 100644
--- a/Zend/zend_config.w32.h
+++ b/Zend/zend_config.w32.h
@@ -55,6 +55,7 @@ typedef unsigned int uint;
 #define HAVE_STDARG_H	1
 #define HAVE_SNPRINTF	1
 #define HAVE_VSNPRINTF	1
+#define HAVE_STRCOLL	1
 
 #define snprintf _snprintf
 #define vsnprintf _vsnprintf