diff --git a/storage/storagedriver/btrfs-driver.md b/storage/storagedriver/btrfs-driver.md
index aa475d1ef6..d7176b5b39 100644
--- a/storage/storagedriver/btrfs-driver.md
+++ b/storage/storagedriver/btrfs-driver.md
@@ -42,7 +42,7 @@ Btrfs Filesystem as Btrfs.
   command:
 
   ```bash
-  $ sudo cat /proc/filesystems | grep btrfs
+  $ grep btrfs /proc/filesystems
 
   btrfs
   ```