diff --git a/themes/hipster-gray.css b/themes/hipster-gray.css
index c2cba420..e3a32981 100644
--- a/themes/hipster-gray.css
+++ b/themes/hipster-gray.css
@@ -157,7 +157,7 @@ footer a:hover, footer a:focus, footer a:active {
 @media print {
   @page { margin: .5cm; }
   * { color: black !important; }
-  a[href]:after { content: " [" attr(href) "]" }
+  a[href^="http"]:after { content: " [" attr(href) "]" }
   a:link, a[href]:after { border: none; }
   body {
     background: none;