diff --git a/docs/installation/autoware/source-installation.md b/docs/installation/autoware/source-installation.md
index 896447d44fe..a8c7f2708b7 100644
--- a/docs/installation/autoware/source-installation.md
+++ b/docs/installation/autoware/source-installation.md
@@ -67,7 +67,7 @@ sudo apt-get -y install git
 
 !!! info "[Using Autoware Build GUI](#using-autoware-build-gui)"
 
-      If you prefer a graphical user interface (GUI) over the command line for launching and managing your simulations, refer to the `Using Autoware Build GUI` section at the end of this document for a step-by-step guide.
+     If you prefer a graphical user interface (GUI) over the command line for launching and managing your simulations, refer to the `Using Autoware Build GUI` section at the end of this document for a step-by-step guide.
 
 1. Create the `src` directory and clone repositories into it.