diff --git a/net-analyzer/munin-contrib/metadata.xml b/net-analyzer/munin-contrib/metadata.xml
index e9e0aeb120..e724564c0d 100644
--- a/net-analyzer/munin-contrib/metadata.xml
+++ b/net-analyzer/munin-contrib/metadata.xml
@@ -13,6 +13,7 @@
     <remote-id type="github">munin-monitoring/contrib</remote-id>
   </upstream>
   <use>
+    <flag name="plugins">contrib munin plugins</flag>
     <flag name="templates">contrib munin tools</flag>
     <flag name="tools">munin contrib tools</flag>
   </use>