diff --git a/doc/00-intro.md b/doc/00-intro.md
index 4e744c1d1..f9c07abf2 100644
--- a/doc/00-intro.md
+++ b/doc/00-intro.md
@@ -128,7 +128,7 @@ it will install the latest Composer version and set up your PATH so that you can
 just call `composer` from any directory in your command line.
 
 > **Note:** Close your current terminal. Test usage with a new terminal:
-> Thats important because the PATH gets only loaded when the terminal gets started.
+> That is important since the PATH only gets loaded when the terminal starts.
 
 ### Manual Installation