diff --git a/infrastructure/rook/cluster.yaml b/infrastructure/rook/cluster.yaml
index 913b8e20f639eadcf3132c83e3cb0c382ee0b66d..617ec7700613164ad83bab99c0cdd1341cdaad8a 100644
--- a/infrastructure/rook/cluster.yaml
+++ b/infrastructure/rook/cluster.yaml
@@ -25,6 +25,7 @@ spec:
     - kind: Secret
       name: rook-ceph-cluster-overwrite
       valuesKey: values-overwrite.yaml
+      optional: true
 ---
 apiVersion: v1
 kind: ConfigMap
diff --git a/infrastructure/rook/operator.yaml b/infrastructure/rook/operator.yaml
index afcfc3d443a0fd834585a6ba5b0f56bab580264d..414358a2aaad087aa8f768e7c988cbee1019fe02 100644
--- a/infrastructure/rook/operator.yaml
+++ b/infrastructure/rook/operator.yaml
@@ -25,6 +25,7 @@ spec:
     - kind: Secret
       name: rook-ceph-overwrite
       valuesKey: values-overwrite.yaml
+      optional: true
 ---
 apiVersion: v1
 kind: ConfigMap