diff --git a/fs/kernfs/kernfs-internal.h b/fs/kernfs/kernfs-internal.h
index e9ec38c..57a93f4 100644
--- a/fs/kernfs/kernfs-internal.h
+++ b/fs/kernfs/kernfs-internal.h
@@ -113,7 +113,7 @@
  */
 extern const struct file_operations kernfs_file_fops;
 
-void kernfs_unmap_file(struct kernfs_node *kn);
+void kernfs_unmap_bin_file(struct kernfs_node *kn);
 
 /*
  * symlink.c