diff --git a/fs/dquot.c b/fs/dquot.c
index ea76442..afa06a8 100644
--- a/fs/dquot.c
+++ b/fs/dquot.c
@@ -77,6 +77,7 @@
 #include <linux/kmod.h>
 #include <linux/namei.h>
 #include <linux/buffer_head.h>
+#include <linux/quotaops.h>
 
 #include <asm/uaccess.h>