diff --git a/metakube/resource_node_deployment.go b/metakube/resource_node_deployment.go
index 0a43f9a..4f4f9e4 100644
--- a/metakube/resource_node_deployment.go
+++ b/metakube/resource_node_deployment.go
@@ -116,7 +116,7 @@ func metakubeResourceNodeDeploymentCreate(ctx context.Context, d *schema.Resourc
 
 	nodeDeployment := &models.NodeDeployment{
 		Name: d.Get("name").(string),
-		Spec: metakubeNodeDeploymentExpandSpec(d.Get("spec").([]interface{})),
+		Spec: metakubeNodeDeploymentExpandSpec(d.Get("spec").([]interface{}), true),
 	}
 
 	if err := metakubeResourceNodeDeploymentVersionCompatibleWithCluster(ctx, k, projectID, clusterID, nodeDeployment); err != nil {
@@ -223,7 +223,7 @@ func metakubeResourceNodeDeploymentUpdate(ctx context.Context, d *schema.Resourc
 	clusterID := d.Get("cluster_id").(string)
 
 	nodeDeployment := &models.NodeDeployment{
-		Spec: metakubeNodeDeploymentExpandSpec(d.Get("spec").([]interface{})),
+		Spec: metakubeNodeDeploymentExpandSpec(d.Get("spec").([]interface{}), false),
 	}
 
 	if err := metakubeResourceNodeDeploymentVersionCompatibleWithCluster(ctx, k, projectID, clusterID, nodeDeployment); err != nil {
diff --git a/metakube/resource_node_deployment_structure.go b/metakube/resource_node_deployment_structure.go
index 4c5fa99..9f2791b 100644
--- a/metakube/resource_node_deployment_structure.go
+++ b/metakube/resource_node_deployment_structure.go
@@ -285,7 +285,7 @@ func metakubeNodeDeploymentFlattenAzureSpec(in *models.AzureNodeSpec) []interfac
 
 // expanders
 
-func metakubeNodeDeploymentExpandSpec(p []interface{}) *models.NodeDeploymentSpec {
+func metakubeNodeDeploymentExpandSpec(p []interface{}, isCreate bool) *models.NodeDeploymentSpec {
 	if len(p) < 1 {
 		return nil
 	}
@@ -302,7 +302,9 @@ func metakubeNodeDeploymentExpandSpec(p []interface{}) *models.NodeDeploymentSpe
 	if v, ok := in["min_replicas"]; ok {
 		if vv, ok := v.(int); ok {
 			obj.MinReplicas = int32(vv)
-			obj.Replicas = int32ToPtr(obj.MinReplicas)
+			if isCreate {
+				obj.Replicas = int32ToPtr(obj.MinReplicas)
+			}
 		}
 	}
 
diff --git a/metakube/resource_node_deployment_structure_test.go b/metakube/resource_node_deployment_structure_test.go
index 43527f8..f1b4b24 100644
--- a/metakube/resource_node_deployment_structure_test.go
+++ b/metakube/resource_node_deployment_structure_test.go
@@ -404,7 +404,7 @@ func TestExpandNodeDeploymentSpec(t *testing.T) {
 	}
 
 	for _, tc := range cases {
-		output := metakubeNodeDeploymentExpandSpec(tc.Input)
+		output := metakubeNodeDeploymentExpandSpec(tc.Input, false)
 		if diff := cmp.Diff(tc.ExpectedOutput, output); diff != "" {
 			t.Fatalf("Unexpected output from expander: mismatch (-want +got):\n%s", diff)
 		}