diff --git a/Chart.yaml b/Chart.yaml
index 23e5ed3..6bab4d4 100644
--- a/Chart.yaml
+++ b/Chart.yaml
@@ -1,9 +1,15 @@
 annotations:
+  artifacthub.io/license: MIT
   artifacthub.io/links: |
     - name: Athens proxy (binary)
       url: https://github.com/gomods/athens
     - name: support
       url: https://git.cryptic.systems/volker.raschek/athens-proxy-charts/issues
+  artifacthub.io/operator: "false"
+  artifacthub.io/prerelease: "false"
+  artifacthub.io/signKey: |
+    fingerprint: 3B0CE9853CAD76076260025383D342258456906E
+    url: https://keys.openpgp.org/vks/v1/by-fingerprint/3B0CE9853CAD76076260025383D342258456906E
 apiVersion: v2
 name: athens-proxy
 description: Athens proxy server for golang