diff --git a/python_docs_theme/static/pydoctheme.css b/python_docs_theme/static/pydoctheme.css
index cb8d2d9..a69cd17 100644
--- a/python_docs_theme/static/pydoctheme.css
+++ b/python_docs_theme/static/pydoctheme.css
@@ -29,7 +29,7 @@ pre {
     color: inherit;
 }
 
-a {
+a[href] {
     text-decoration: underline 1px;
     text-underline-offset: 0.3em;
 }