diff --git a/esdoc-publish-html-plugin/src/Builder/template/css/style.css b/esdoc-publish-html-plugin/src/Builder/template/css/style.css
index fe3b2d9..949d1c1 100644
--- a/esdoc-publish-html-plugin/src/Builder/template/css/style.css
+++ b/esdoc-publish-html-plugin/src/Builder/template/css/style.css
@@ -89,6 +89,7 @@ code {
 
 pre > code {
   display: block;
+  overflow: auto;
 }
 
 pre.prettyprint, pre > code {