diff --git a/Docker.md b/Docker.md
index 958e13d..5eacb37 100644
--- a/Docker.md
+++ b/Docker.md
@@ -1,5 +1,5 @@
 ##### For an Ubuntu OS:
-Firstly, you need to update your OS else they may occur problems during installations.
+- Firstly, you need to update your OS else they may occur problems during installations.
 
 ```
 $ sudo apt update