diff --git a/include/linux/zsmalloc.h b/include/linux/zsmalloc.h
index c2eb174b97eef7cf74045be9c6cdf0ac779564ee..e44d634e7fb79bbe55da8153828be1b81e20d722 100644
--- a/include/linux/zsmalloc.h
+++ b/include/linux/zsmalloc.h
@@ -2,6 +2,7 @@
  * zsmalloc memory allocator
  *
  * Copyright (C) 2011  Nitin Gupta
+ * Copyright (C) 2012, 2013 Minchan Kim
  *
  * This code is released using a dual license strategy: BSD/GPL
  * You can choose the license that better fits your requirements.
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index 5d42adfcb67b1928e491c29b4f633dbee109c7a1..c03ca5e9fe15c8b9725db0ac41b6ba78f64b0e5d 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -2,6 +2,7 @@
  * zsmalloc memory allocator
  *
  * Copyright (C) 2011  Nitin Gupta
+ * Copyright (C) 2012, 2013 Minchan Kim
  *
  * This code is released using a dual license strategy: BSD/GPL
  * You can choose the license that better fits your requirements.