diff --git a/metadata.yaml b/metadata.yaml
index e05fc5d1..ef0adaf6 100644
--- a/metadata.yaml
+++ b/metadata.yaml
@@ -13,6 +13,7 @@ series:
   - xenial
   - bionic
   - cosmic
+  - disco
   - trusty
 provides:
   nrpe-external-master: