diff --git a/engine/installation/linux/ubuntu.md b/engine/installation/linux/ubuntu.md
index 1b9d1c595a..55217ac0e4 100644
--- a/engine/installation/linux/ubuntu.md
+++ b/engine/installation/linux/ubuntu.md
@@ -70,7 +70,7 @@ Docker from the repository.
         ca-certificates \
         curl \
         software-properties-common
-        ```
+    ```
 
 2.  Add Docker's official GPG key: