diff --git a/cluster/charts/rook-ceph/templates/resources.yaml b/cluster/charts/rook-ceph/templates/resources.yaml
index cc55096f9..c1c071f38 100644
--- a/cluster/charts/rook-ceph/templates/resources.yaml
+++ b/cluster/charts/rook-ceph/templates/resources.yaml
@@ -207,14 +207,18 @@ spec:
                 replicated:
                   properties:
                     size:
-                      minimum: 1
+                      minimum: 0
                       maximum: 10
                       type: integer
                 erasureCoded:
                   properties:
                     dataChunks:
+                      minimum: 0
+                      maximum: 10
                       type: integer
                     codingChunks:
+                      minimum: 0
+                      maximum: 10
                       type: integer
             dataPools:
               type: array
@@ -225,14 +229,18 @@ spec:
                   replicated:
                     properties:
                       size:
-                        minimum: 1
+                        minimum: 0
                         maximum: 10
                         type: integer
                   erasureCoded:
                     properties:
                       dataChunks:
+                        minimum: 0
+                        maximum: 10
                         type: integer
                       codingChunks:
+                        minimum: 0
+                        maximum: 10
                         type: integer
             preservePoolsOnDelete:
               type: boolean
diff --git a/cluster/examples/kubernetes/ceph/common.yaml b/cluster/examples/kubernetes/ceph/common.yaml
index 8e24253de..473f17c3c 100644
--- a/cluster/examples/kubernetes/ceph/common.yaml
+++ b/cluster/examples/kubernetes/ceph/common.yaml
@@ -261,14 +261,18 @@ spec:
                 replicated:
                   properties:
                     size:
-                      minimum: 1
+                      minimum: 0
                       maximum: 10
                       type: integer
                 erasureCoded:
                   properties:
                     dataChunks:
+                      minimum: 0
+                      maximum: 10
                       type: integer
                     codingChunks:
+                      minimum: 0
+                      maximum: 10
                       type: integer
             dataPools:
               type: array
@@ -279,14 +283,18 @@ spec:
                   replicated:
                     properties:
                       size:
-                        minimum: 1
+                        minimum: 0
                         maximum: 10
                         type: integer
                   erasureCoded:
                     properties:
                       dataChunks:
+                        minimum: 0
+                        maximum: 10
                         type: integer
                       codingChunks:
+                        minimum: 0
+                        maximum: 10
                         type: integer
             preservePoolsOnDelete:
               type: boolean
diff --git a/cluster/examples/kubernetes/ceph/upgrade-from-v1.1-crds.yaml b/cluster/examples/kubernetes/ceph/upgrade-from-v1.1-crds.yaml
index f06c4308d..42786cf1d 100644
--- a/cluster/examples/kubernetes/ceph/upgrade-from-v1.1-crds.yaml
+++ b/cluster/examples/kubernetes/ceph/upgrade-from-v1.1-crds.yaml
@@ -225,14 +225,18 @@ spec:
                 replicated:
                   properties:
                     size:
-                      minimum: 1
+                      minimum: 0
                       maximum: 10
                       type: integer
                 erasureCoded:
                   properties:
                     dataChunks:
+                      minimum: 0
+                      maximum: 10
                       type: integer
                     codingChunks:
+                      minimum: 0
+                      maximum: 10
                       type: integer
             dataPools:
               type: array
@@ -243,14 +247,18 @@ spec:
                   replicated:
                     properties:
                       size:
-                        minimum: 1
+                        minimum: 0
                         maximum: 10
                         type: integer
                   erasureCoded:
                     properties:
                       dataChunks:
+                        minimum: 0
+                        maximum: 10
                         type: integer
                       codingChunks:
+                        minimum: 0
+                        maximum: 10
                         type: integer
             preservePoolsOnDelete:
               type: boolean
diff --git a/tests/framework/installer/ceph_manifests.go b/tests/framework/installer/ceph_manifests.go
index da22661a3..1bd2ec5f7 100644
--- a/tests/framework/installer/ceph_manifests.go
+++ b/tests/framework/installer/ceph_manifests.go
@@ -294,14 +294,18 @@ spec:
                 replicated:
                   properties:
                     size:
-                      minimum: 1
+                      minimum: 0
                       maximum: 10
                       type: integer
                 erasureCoded:
                   properties:
                     dataChunks:
+                      minimum: 0
+                      maximum: 10
                       type: integer
                     codingChunks:
+                      minimum: 0
+                      maximum: 10
                       type: integer
             dataPools:
               type: array
@@ -312,14 +316,18 @@ spec:
                   replicated:
                     properties:
                       size:
-                        minimum: 1
+                        minimum: 0
                         maximum: 10
                         type: integer
                   erasureCoded:
                     properties:
                       dataChunks:
+                        minimum: 0
+                        maximum: 10
                         type: integer
                       codingChunks:
+                        minimum: 0
+                        maximum: 10
                         type: integer
             preservePoolsOnDelete:
               type: boolean