diff --git a/Zend/zend_compile.h b/Zend/zend_compile.h
index 01f6016d3b9..69c1f63ef40 100644
--- a/Zend/zend_compile.h
+++ b/Zend/zend_compile.h
@@ -644,7 +644,7 @@ ZEND_API void destroy_zend_class(zend_class_entry **pce);
 void zend_class_add_ref(zend_class_entry **ce);
 
 ZEND_API void zend_mangle_property_name(char **dest, int *dest_length, const char *src1, int src1_length, const char *src2, int src2_length, int internal);
-ZEND_API int zend_unmangle_property_name(char *mangled_property, int mangled_property_len, char **prop_name, char **class_name);
+ZEND_API int zend_unmangle_property_name(char *mangled_property, int mangled_property_len, char **class_name, char **prop_name);
 
 #define ZEND_FUNCTION_DTOR (void (*)(void *)) zend_function_dtor
 #define ZEND_CLASS_DTOR (void (*)(void *)) destroy_zend_class