diff --git a/Makefile b/Makefile
index 0789e05c6..dc6885a52 100644
--- a/Makefile
+++ b/Makefile
@@ -234,6 +234,9 @@ manifests: controller-gen ## Generate WebhookConfiguration, ClusterRole and Cust
 	yq -rYi ".spec.subresources.status = {}" "$(ECLIPSE_CHE_BACKUP_CRD_V1BETA1)"
 	yq -rYi ".spec.subresources.status = {}" "$(ECLIPSE_CHE_RESTORE_CRD_V1BETA1)"
 
+	# remove .spec.validation.openAPIV3Schema.type field
+	yq -rYi "del(.spec.validation.openAPIV3Schema.type)" "$(ECLIPSE_CHE_RESTORE_CRD_V1BETA1)"
+
 	# remove "required" attributes from v1beta1 crd files
 	$(MAKE) removeRequiredAttribute "filePath=$(ECLIPSE_CHE_CRD_V1BETA1)"
 	$(MAKE) removeRequiredAttribute "filePath=$(ECLIPSE_CHE_BACKUP_SERVER_CONFIGURATION_CRD_V1BETA1)"
diff --git a/config/crd/bases/org.eclipse.che_checlusterrestores_crd-v1beta1.yaml b/config/crd/bases/org.eclipse.che_checlusterrestores_crd-v1beta1.yaml
index 9d44146f7..4d8c8b48d 100644
--- a/config/crd/bases/org.eclipse.che_checlusterrestores_crd-v1beta1.yaml
+++ b/config/crd/bases/org.eclipse.che_checlusterrestores_crd-v1beta1.yaml
@@ -65,7 +65,6 @@ spec:
               description: 'Restore progress state: InProgress, Failed, Succeeded'
               type: string
           type: object
-      type: object
   version: v1
   versions:
     - name: v1