diff --git a/docs/sources/installation/ubuntulinux.md b/docs/sources/installation/ubuntulinux.md
index 75b3c9fb68..6c854997fc 100644
--- a/docs/sources/installation/ubuntulinux.md
+++ b/docs/sources/installation/ubuntulinux.md
@@ -308,5 +308,5 @@ NetworkManager (this might slow your network).
 
 To install the latest version of Docker, use the standard `-N` flag with `wget`:
 
-	$ wget -N -qO- https://get.docker.com/ | sh
+	$ wget -qO- https://get.docker.com/ | sh