diff --git a/packages/react-scripts/template/public/index.html b/packages/react-scripts/template/public/index.html
index c89bbf37a44..1a67602a14c 100644
--- a/packages/react-scripts/template/public/index.html
+++ b/packages/react-scripts/template/public/index.html
@@ -5,12 +5,15 @@
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <link rel="shortcut icon" href="%PUBLIC_URL%/favicon.ico">
     <!--
-      Notice the use of %PUBLIC_URL% in the tag above.
-      It will be replaced with the URL of the `public` folder during the build.
-      Only files inside the `public` folder can be referenced from the HTML.
+      Notice the use of the PUBLIC_URL variable in the tag above.  It is
+      replaced with the URL of the `public` folder during the build.  Only
+      files inside the `public` folder can be referenced from the HTML.
 
-      Unlike "/favicon.ico" or "favico.ico", "%PUBLIC_URL%/favicon.ico" will
+      Unlike "/favicon.ico" or "favicon.ico", the above link href path will
       work correctly both with client-side routing and a non-root public URL.
+      (A natural exception to this is if PUBLIC_URL is defined as an empty
+      string.)
+      
       Learn how to configure a non-root public URL by running `npm run build`.
     -->
     <title>React App</title>