diff --git a/layouts/partials/metadata.html b/layouts/partials/metadata.html
index 519229f..8c37da8 100644
--- a/layouts/partials/metadata.html
+++ b/layouts/partials/metadata.html
@@ -1,4 +1,4 @@
-{{ with .Resources.GetMatch "{cover.*,*.jpg,*.png,*.jpeg}" }}
+{{ with .Resources.GetMatch "{cover.*}" }}
 <img src="{{ .Permalink }}">
 {{ end }}
 Posted by {{ .Site.Params.author }} on {{ partial "time.html" . }}