diff --git a/sdk/lib/crt/wine/heap.c b/sdk/lib/crt/wine/heap.c
index 1b7eb529f31..66fcf5b4b82 100644
--- a/sdk/lib/crt/wine/heap.c
+++ b/sdk/lib/crt/wine/heap.c
@@ -429,6 +429,14 @@ void* CDECL MSVCRT_calloc(MSVCRT_size_t count, MSVCRT_size_t size)
   return msvcrt_heap_alloc(HEAP_ZERO_MEMORY, bytes);
 }
 
+/*********************************************************************
+ *		_calloc_base (UCRTBASE.@)
+ */
+void* CDECL _calloc_base(MSVCRT_size_t count, MSVCRT_size_t size)
+{
+  return MSVCRT_calloc(count, size);
+}
+
 /*********************************************************************
  *		free (MSVCRT.@)
  */