diff --git a/docs/conf.py b/docs/conf.py
index 55888f0fd..7843a926e 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -47,6 +47,8 @@
 html_theme = "sphinx_book_theme"
 html_logo = "_static/logo.png"
 html_title = "Sphinx Book Theme"
+html_copy_source = True
+html_sourcelink_suffix = ""
 # html_theme_options = {"github_url": "https://github.com/ExecutableBookProject/myst-nb"}
 
 # Add any paths that contain custom static files (such as style sheets) here,
diff --git a/sphinx_book_theme/static/jupyterbook.css b/sphinx_book_theme/static/jupyterbook.css
index 746ac626b..fa44ccec4 100644
--- a/sphinx_book_theme/static/jupyterbook.css
+++ b/sphinx_book_theme/static/jupyterbook.css
@@ -91,6 +91,10 @@ body img {
     transform: rotate(-180deg) scale(.5);
 }
 
+a.download-buttons i {
+    margin-right: .5em;
+}
+
 
 /*********************************************
 * Table of Contents *
@@ -111,6 +115,10 @@ body img {
     overflow-y: auto;
 }
 
+a.navbar-brand {
+    width: 100%;
+}
+
 .navbar-brand img {
     max-height: 120px !important;
     margin: 0 auto;
diff --git a/sphinx_book_theme/topbar.html b/sphinx_book_theme/topbar.html
index ced4d5e62..03be0492a 100644
--- a/sphinx_book_theme/topbar.html
+++ b/sphinx_book_theme/topbar.html
@@ -3,5 +3,5 @@
         <i class="fas fa-bars"></i>
         <i class="fas fa-arrow-left"></i>
     </button>
-    <button type="button" class="btn btn-secondary">Test</button>
+    <a class="download-buttons" href="{{ pathto("_sources", 1) }}/{{ sourcename }}"><button type="button" class="btn btn-secondary"><i class="fas fa-download"></i>{{ page_source_suffix | replace(".", "", 1) }}</button></a>
 </div>