diff --git a/engine/install/debian.md b/engine/install/debian.md
index adfbc53828..40101dac46 100644
--- a/engine/install/debian.md
+++ b/engine/install/debian.md
@@ -96,7 +96,7 @@ Docker from the repository.
 2.  Add Docker's official GPG key:
 
     ```console
-    $ sudo mkdir -p /etc/apt/keyrings
+    $ sudo mkdir -m 0755 -p /etc/apt/keyrings
     $ curl -fsSL {{ download-url-base }}/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
     ```