diff --git a/pages/common/f3probe.md b/pages/common/f3probe.md
index 939e948fc9..eee4c3c672 100644
--- a/pages/common/f3probe.md
+++ b/pages/common/f3probe.md
@@ -6,12 +6,12 @@
 
 - Probe a block device:
 
-`f3probe {{path/to/block_device}}`
+`sudo f3probe {{path/to/block_device}}`
 
 - Use the minimum about of RAM possible:
 
-`f3probe --min-memory {{path/to/block_device}}`
+`sudo f3probe --min-memory {{path/to/block_device}}`
 
 - Time disk operations:
 
-`f3probe --time-ops {{path/to/block_device}}`
+`sudo f3probe --time-ops {{path/to/block_device}}`