diff --git a/ext/mbstring/libmbfl/mbfl/mbfl_allocators.c b/ext/mbstring/libmbfl/mbfl/mbfl_allocators.c
index 42130e8b2c1..dbc4fc71ca9 100644
--- a/ext/mbstring/libmbfl/mbfl/mbfl_allocators.c
+++ b/ext/mbstring/libmbfl/mbfl/mbfl_allocators.c
@@ -48,9 +48,6 @@ static mbfl_allocators default_allocators = {
 	__mbfl__realloc,
 	__mbfl__calloc,
 	__mbfl__free,
-	__mbfl__malloc,
-	__mbfl__realloc,
-	__mbfl__free
 };
 
 mbfl_allocators *__mbfl_allocators = &default_allocators;