diff --git a/fs/ubifs/debug.h b/fs/ubifs/debug.h
index 0ecc2e0..d8324ae 100644
--- a/fs/ubifs/debug.h
+++ b/fs/ubifs/debug.h
@@ -12,6 +12,7 @@
 #define __UBIFS_DEBUG_H__
 
 /* Checking helper functions */
+#include <linux/printk.h>
 typedef int (*dbg_leaf_callback)(struct ubifs_info *c,
 				 struct ubifs_zbranch *zbr, void *priv);
 typedef int (*dbg_znode_callback)(struct ubifs_info *c,