diff --git a/deploy/charts/rook-ceph/templates/resources.yaml b/deploy/charts/rook-ceph/templates/resources.yaml
index 8f2eb4944..92a09e2a6 100644
--- a/deploy/charts/rook-ceph/templates/resources.yaml
+++ b/deploy/charts/rook-ceph/templates/resources.yaml
@@ -446,6 +446,7 @@ spec:
                   type: string
                 enableCrushUpdates:
                   description: Allow rook operator to change the pool CRUSH tunables once the pool is created
+                  nullable: true
                   type: boolean
                 enableRBDStats:
                   description: EnableRBDStats is used to enable gathering of statistics for all RBD images in the pool
@@ -7675,6 +7676,7 @@ spec:
                         type: string
                       enableCrushUpdates:
                         description: Allow rook operator to change the pool CRUSH tunables once the pool is created
+                        nullable: true
                         type: boolean
                       enableRBDStats:
                         description: EnableRBDStats is used to enable gathering of statistics for all RBD images in the pool
@@ -7869,6 +7871,7 @@ spec:
                       type: string
                     enableCrushUpdates:
                       description: Allow rook operator to change the pool CRUSH tunables once the pool is created
+                      nullable: true
                       type: boolean
                     enableRBDStats:
                       description: EnableRBDStats is used to enable gathering of statistics for all RBD images in the pool
@@ -11607,6 +11610,7 @@ spec:
                       type: string
                     enableCrushUpdates:
                       description: Allow rook operator to change the pool CRUSH tunables once the pool is created
+                      nullable: true
                       type: boolean
                     enableRBDStats:
                       description: EnableRBDStats is used to enable gathering of statistics for all RBD images in the pool
@@ -13220,6 +13224,7 @@ spec:
                       type: string
                     enableCrushUpdates:
                       description: Allow rook operator to change the pool CRUSH tunables once the pool is created
+                      nullable: true
                       type: boolean
                     enableRBDStats:
                       description: EnableRBDStats is used to enable gathering of statistics for all RBD images in the pool
@@ -14188,6 +14193,7 @@ spec:
                       type: string
                     enableCrushUpdates:
                       description: Allow rook operator to change the pool CRUSH tunables once the pool is created
+                      nullable: true
                       type: boolean
                     enableRBDStats:
                       description: EnableRBDStats is used to enable gathering of statistics for all RBD images in the pool
@@ -14377,6 +14383,7 @@ spec:
                       type: string
                     enableCrushUpdates:
                       description: Allow rook operator to change the pool CRUSH tunables once the pool is created
+                      nullable: true
                       type: boolean
                     enableRBDStats:
                       description: EnableRBDStats is used to enable gathering of statistics for all RBD images in the pool
diff --git a/deploy/examples/crds.yaml b/deploy/examples/crds.yaml
index 506aae257..02f4c63e3 100644
--- a/deploy/examples/crds.yaml
+++ b/deploy/examples/crds.yaml
@@ -448,6 +448,7 @@ spec:
                   type: string
                 enableCrushUpdates:
                   description: Allow rook operator to change the pool CRUSH tunables once the pool is created
+                  nullable: true
                   type: boolean
                 enableRBDStats:
                   description: EnableRBDStats is used to enable gathering of statistics for all RBD images in the pool
@@ -7670,6 +7671,7 @@ spec:
                         type: string
                       enableCrushUpdates:
                         description: Allow rook operator to change the pool CRUSH tunables once the pool is created
+                        nullable: true
                         type: boolean
                       enableRBDStats:
                         description: EnableRBDStats is used to enable gathering of statistics for all RBD images in the pool
@@ -7864,6 +7866,7 @@ spec:
                       type: string
                     enableCrushUpdates:
                       description: Allow rook operator to change the pool CRUSH tunables once the pool is created
+                      nullable: true
                       type: boolean
                     enableRBDStats:
                       description: EnableRBDStats is used to enable gathering of statistics for all RBD images in the pool
@@ -11598,6 +11601,7 @@ spec:
                       type: string
                     enableCrushUpdates:
                       description: Allow rook operator to change the pool CRUSH tunables once the pool is created
+                      nullable: true
                       type: boolean
                     enableRBDStats:
                       description: EnableRBDStats is used to enable gathering of statistics for all RBD images in the pool
@@ -13211,6 +13215,7 @@ spec:
                       type: string
                     enableCrushUpdates:
                       description: Allow rook operator to change the pool CRUSH tunables once the pool is created
+                      nullable: true
                       type: boolean
                     enableRBDStats:
                       description: EnableRBDStats is used to enable gathering of statistics for all RBD images in the pool
@@ -14176,6 +14181,7 @@ spec:
                       type: string
                     enableCrushUpdates:
                       description: Allow rook operator to change the pool CRUSH tunables once the pool is created
+                      nullable: true
                       type: boolean
                     enableRBDStats:
                       description: EnableRBDStats is used to enable gathering of statistics for all RBD images in the pool
@@ -14365,6 +14371,7 @@ spec:
                       type: string
                     enableCrushUpdates:
                       description: Allow rook operator to change the pool CRUSH tunables once the pool is created
+                      nullable: true
                       type: boolean
                     enableRBDStats:
                       description: EnableRBDStats is used to enable gathering of statistics for all RBD images in the pool
diff --git a/pkg/apis/ceph.rook.io/v1/types.go b/pkg/apis/ceph.rook.io/v1/types.go
index ffb2f9512..ccfc70dc6 100755
--- a/pkg/apis/ceph.rook.io/v1/types.go
+++ b/pkg/apis/ceph.rook.io/v1/types.go
@@ -948,8 +948,9 @@ type PoolSpec struct {
 	DeviceClass string `json:"deviceClass,omitempty"`
 
 	// Allow rook operator to change the pool CRUSH tunables once the pool is created
+	// +nullable
 	// +optional
-	EnableCrushUpdates bool `json:"enableCrushUpdates,omitempty"`
+	EnableCrushUpdates *bool `json:"enableCrushUpdates,omitempty"`
 
 	// DEPRECATED: use Parameters instead, e.g., Parameters["compression_mode"] = "force"
 	// The inline compression mode in Bluestore OSD to set to (options are: none, passive, aggressive, force)
diff --git a/pkg/apis/ceph.rook.io/v1/zz_generated.deepcopy.go b/pkg/apis/ceph.rook.io/v1/zz_generated.deepcopy.go
index adeefa444..92a52dded 100644
--- a/pkg/apis/ceph.rook.io/v1/zz_generated.deepcopy.go
+++ b/pkg/apis/ceph.rook.io/v1/zz_generated.deepcopy.go
@@ -4552,6 +4552,11 @@ func (in *PoolPlacementSpec) DeepCopy() *PoolPlacementSpec {
 // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
 func (in *PoolSpec) DeepCopyInto(out *PoolSpec) {
 	*out = *in
+	if in.EnableCrushUpdates != nil {
+		in, out := &in.EnableCrushUpdates, &out.EnableCrushUpdates
+		*out = new(bool)
+		**out = **in
+	}
 	in.Replicated.DeepCopyInto(&out.Replicated)
 	out.ErasureCoded = in.ErasureCoded
 	if in.Parameters != nil {
diff --git a/pkg/daemon/ceph/client/pool.go b/pkg/daemon/ceph/client/pool.go
index 4e673beab..0f8981250 100644
--- a/pkg/daemon/ceph/client/pool.go
+++ b/pkg/daemon/ceph/client/pool.go
@@ -510,7 +510,7 @@ func createReplicatedPoolForApp(context *clusterd.Context, clusterInfo *ClusterI
 }
 
 func updatePoolCrushRule(context *clusterd.Context, clusterInfo *ClusterInfo, clusterSpec *cephv1.ClusterSpec, pool cephv1.NamedPoolSpec) error {
-	if !pool.EnableCrushUpdates {
+	if pool.EnableCrushUpdates == nil || !*pool.EnableCrushUpdates {
 		logger.Debugf("Skipping crush rule update for pool %q: EnableCrushUpdates is disabled", pool.Name)
 		return nil
 	}
diff --git a/pkg/daemon/ceph/client/pool_test.go b/pkg/daemon/ceph/client/pool_test.go
index 556da669e..f68872190 100644
--- a/pkg/daemon/ceph/client/pool_test.go
+++ b/pkg/daemon/ceph/client/pool_test.go
@@ -286,12 +286,13 @@ func TestUpdateFailureDomain(t *testing.T) {
 		return "", errors.Errorf("unexpected ceph command %q", args)
 	}
 
+	enableCrushUpdates := true
 	t.Run("no desired failure domain", func(t *testing.T) {
 		p := cephv1.NamedPoolSpec{
 			Name: "mypool",
 			PoolSpec: cephv1.PoolSpec{
 				Replicated:         cephv1.ReplicatedSpec{Size: 3},
-				EnableCrushUpdates: true,
+				EnableCrushUpdates: &enableCrushUpdates,
 			},
 		}
 		clusterSpec := &cephv1.ClusterSpec{Storage: cephv1.StorageScopeSpec{}}
@@ -306,7 +307,7 @@ func TestUpdateFailureDomain(t *testing.T) {
 			PoolSpec: cephv1.PoolSpec{
 				FailureDomain:      currentFailureDomain,
 				Replicated:         cephv1.ReplicatedSpec{Size: 3},
-				EnableCrushUpdates: true,
+				EnableCrushUpdates: &enableCrushUpdates,
 			},
 		}
 		testCrushRuleName = "mypool_rack"
@@ -336,7 +337,7 @@ func TestUpdateFailureDomain(t *testing.T) {
 			PoolSpec: cephv1.PoolSpec{
 				FailureDomain:      "zone",
 				Replicated:         cephv1.ReplicatedSpec{Size: 3},
-				EnableCrushUpdates: true,
+				EnableCrushUpdates: &enableCrushUpdates,
 			},
 		}
 		clusterSpec := &cephv1.ClusterSpec{Storage: cephv1.StorageScopeSpec{}}
@@ -351,7 +352,7 @@ func TestUpdateFailureDomain(t *testing.T) {
 			PoolSpec: cephv1.PoolSpec{
 				FailureDomain:      "zone",
 				Replicated:         cephv1.ReplicatedSpec{Size: 3},
-				EnableCrushUpdates: true,
+				EnableCrushUpdates: &enableCrushUpdates,
 			},
 		}
 		clusterSpec := &cephv1.ClusterSpec{