diff --git a/dlls/msvcr90/msvcr90.c b/dlls/msvcr90/msvcr90.c
index 6b97e2f12ea..663dd372be9 100644
--- a/dlls/msvcr90/msvcr90.c
+++ b/dlls/msvcr90/msvcr90.c
@@ -192,7 +192,7 @@ void* CDECL _recalloc(void* mem, size_t num, size_t size)
     }
 
     if(size>old_size)
-        memset((BYTE*)mem+old_size, 0, size-old_size);
+        memset((BYTE*)ret+old_size, 0, size-old_size);
     return ret;
 }