diff --git a/apps/prometheus/README.md b/apps/prometheus/README.md
index 7454d29..bc219f5 100644
--- a/apps/prometheus/README.md
+++ b/apps/prometheus/README.md
@@ -11,6 +11,11 @@ host metrics endpoints are configured as static scrape targets in `values.yaml`;
 this avoids depending on legacy Endpoints objects, which this Argo CD instance
 intentionally excludes from reconciliation.
 
+The chart's CRDs are skipped during normal sync because the existing CRDs are
+cluster-wide and their large schemas exceed client-side apply annotation limits.
+They remain installed; evaluate the chart's documented CRD upgrade path
+separately before a future chart upgrade.
+
 Prometheus TSDB uses the existing 50Gi `rook-ceph-block` claim. During adoption,
 preserve claim
 `prometheus-prometheus-kube-prometheus-prometheus-db-prometheus-prometheus-kube-prometheus-prometheus-0`
diff --git a/bootstrap/prometheus-project.yaml b/bootstrap/prometheus-project.yaml
index 31c4595..a30af84 100644
--- a/bootstrap/prometheus-project.yaml
+++ b/bootstrap/prometheus-project.yaml
@@ -14,8 +14,6 @@ spec:
     - namespace: kube-system
       server: https://kubernetes.default.svc
   clusterResourceWhitelist:
-    - group: apiextensions.k8s.io
-      kind: CustomResourceDefinition
     - group: rbac.authorization.k8s.io
       kind: ClusterRole
     - group: rbac.authorization.k8s.io
diff --git a/bootstrap/prometheus.yaml b/bootstrap/prometheus.yaml
index 48035ac..32977b6 100644
--- a/bootstrap/prometheus.yaml
+++ b/bootstrap/prometheus.yaml
@@ -11,6 +11,7 @@ spec:
       targetRevision: 92.10.1
       helm:
         releaseName: prometheus
+        skipCrds: true
         valueFiles:
           - $values/apps/prometheus/values.yaml
     - repoURL: https://code.brunner.ninja/feedc0de/homelab-gitops.git