diff --git a/fs/afs/super.c b/fs/afs/super.c
index dcd07fe..e684f67 100644
--- a/fs/afs/super.c
+++ b/fs/afs/super.c
@@ -399,7 +399,7 @@ static int afs_fill_super(struct super_block *sb,
 	ret = super_setup_bdi(sb);
 	if (ret)
 		return ret;
-	sb->s_bdi->ra_pages	= VM_MAX_READAHEAD * 1024 / PAGE_SIZE;
+	sb->s_bdi->ra_pages	= VM_READAHEAD_PAGES;
 
 	/* allocate the root inode and dentry */
 	if (as->dyn_root) {