diff --git a/bootstrap/helmfile.d/00-crds.yaml b/bootstrap/helmfile.d/00-crds.yaml
index b21050941..01c05bebe 100644
--- a/bootstrap/helmfile.d/00-crds.yaml
+++ b/bootstrap/helmfile.d/00-crds.yaml
@@ -32,7 +32,7 @@ releases:
   - name: grafana-operator
     namespace: observability
     chart: oci://ghcr.io/grafana/helm-charts/grafana-operator
-    version: 5.21.3
+    version: 5.21.4
 
   - name: kube-prometheus-stack
     namespace: observability
diff --git a/kubernetes/apps/observability/grafana/app/ocirepository.yaml b/kubernetes/apps/observability/grafana/app/ocirepository.yaml
index 95ee0fc3f..a41cd0e80 100644
--- a/kubernetes/apps/observability/grafana/app/ocirepository.yaml
+++ b/kubernetes/apps/observability/grafana/app/ocirepository.yaml
@@ -10,5 +10,5 @@ spec:
     mediaType: application/vnd.cncf.helm.chart.content.v1.tar+gzip
     operation: copy
   ref:
-    tag: 5.21.3
+    tag: 5.21.4
   url: oci://ghcr.io/grafana/helm-charts/grafana-operator