diff --git a/fs/ext4/bitmap.c b/fs/ext4/bitmap.c
index b9176ee..f4b3570 100644
--- a/fs/ext4/bitmap.c
+++ b/fs/ext4/bitmap.c
@@ -1,5 +1,5 @@
 /*
- *  linux/fs/ext3/bitmap.c
+ *  linux/fs/ext4/bitmap.c
  *
  * Copyright (C) 1992, 1993, 1994, 1995
  * Remy Card (card@masi.ibp.fr)
@@ -9,13 +9,13 @@
 
 #include <linux/buffer_head.h>
 #include <linux/jbd.h>
-#include <linux/ext3_fs.h>
+#include <linux/ext4_fs.h>
 
-#ifdef EXT3FS_DEBUG
+#ifdef EXT4FS_DEBUG
 
 static int nibblemap[] = {4, 3, 3, 2, 3, 2, 2, 1, 3, 2, 2, 1, 2, 1, 1, 0};
 
-unsigned long ext3_count_free (struct buffer_head * map, unsigned int numchars)
+unsigned long ext4_count_free (struct buffer_head * map, unsigned int numchars)
 {
 	unsigned int i;
 	unsigned long sum = 0;
@@ -28,5 +28,5 @@
 	return (sum);
 }
 
-#endif  /*  EXT3FS_DEBUG  */
+#endif  /*  EXT4FS_DEBUG  */