diff --git a/app-files/apps.yaml b/app-files/apps.yaml
index 5549813..a1f07a8 100644
--- a/app-files/apps.yaml
+++ b/app-files/apps.yaml
@@ -44,7 +44,7 @@ metadata:
   namespace: argocd
 spec:
   project: default
-  source:
+  sources:
     - chart: drone/drone-runner-kube
       repoURL: https://charts.drone.io
       targetRevision: 0.1.10