diff --git a/argocd/projects/platform.yaml b/argocd/projects/platform.yaml
index a7f4a33..9663c62 100644
--- a/argocd/projects/platform.yaml
+++ b/argocd/projects/platform.yaml
@@ -33,6 +33,8 @@ spec:
       kind: ClusterRoleBinding
     - group: 'apiextensions.k8s.io'
       kind: CustomResourceDefinition
+    - group: 'scheduling.k8s.io'
+      kind: PriorityClass
   namespaceResourceWhitelist:
     - group: '*'
       kind: '*'