diff --git a/tools/schema/gen_types.js b/tools/schema/gen_types.js
index f471454ed..dfac6e0a7 100644
--- a/tools/schema/gen_types.js
+++ b/tools/schema/gen_types.js
@@ -272,7 +272,6 @@ function generate_bitfield(enum_type, derivations){
     contents = `
 bitflags!{
     #[derive(${derivations})]
-    #[allow(non_upper_case_globals)]
     pub struct ${enum_type.name}: ${enum_type.type} {`;
 
             _.each(enum_type.values, (value) => {
@@ -309,6 +308,7 @@ function generate_enum_types(enums) {
 // This file was autogenerated from Opc.Ua.Types.bsd.xml by tools/schema/gen_types.js
 // DO NOT EDIT THIS FILE
 #![allow(unused_attributes)]
+#![allow(non_upper_case_globals)]
 
 use std::io::{Read, Write};
 
diff --git a/types/src/service_types/enums.rs b/types/src/service_types/enums.rs
index a54fcc7f5..132f1b88a 100644
--- a/types/src/service_types/enums.rs
+++ b/types/src/service_types/enums.rs
@@ -5,6 +5,7 @@
 // This file was autogenerated from Opc.Ua.Types.bsd.xml by tools/schema/gen_types.js
 // DO NOT EDIT THIS FILE
 #![allow(unused_attributes)]
+#![allow(non_upper_case_globals)]
 
 use std::io::{Read, Write};
 
@@ -223,7 +224,6 @@ impl BinaryEncoder<PubSubState> for PubSubState {
 
 bitflags!{
     #[derive()]
-    #[allow(non_upper_case_globals)]
     pub struct DataSetFieldFlags: i16 {
         const None = 0;
         const PromotedField = 1;
@@ -247,7 +247,6 @@ impl BinaryEncoder<DataSetFieldFlags> for DataSetFieldFlags {
 
 bitflags!{
     #[derive()]
-    #[allow(non_upper_case_globals)]
     pub struct DataSetFieldContentMask: i32 {
         const None = 0;
         const StatusCode = 1;
@@ -338,7 +337,6 @@ impl BinaryEncoder<DataSetOrderingType> for DataSetOrderingType {
 
 bitflags!{
     #[derive()]
-    #[allow(non_upper_case_globals)]
     pub struct UadpNetworkMessageContentMask: i32 {
         const None = 0;
         const PublisherId = 1;
@@ -372,7 +370,6 @@ impl BinaryEncoder<UadpNetworkMessageContentMask> for UadpNetworkMessageContentM
 
 bitflags!{
     #[derive()]
-    #[allow(non_upper_case_globals)]
     pub struct UadpDataSetMessageContentMask: i32 {
         const None = 0;
         const Timestamp = 1;
@@ -401,7 +398,6 @@ impl BinaryEncoder<UadpDataSetMessageContentMask> for UadpDataSetMessageContentM
 
 bitflags!{
     #[derive()]
-    #[allow(non_upper_case_globals)]
     pub struct JsonNetworkMessageContentMask: i32 {
         const None = 0;
         const NetworkMessageHeader = 1;
@@ -430,7 +426,6 @@ impl BinaryEncoder<JsonNetworkMessageContentMask> for JsonNetworkMessageContentM
 
 bitflags!{
     #[derive()]
-    #[allow(non_upper_case_globals)]
     pub struct JsonDataSetMessageContentMask: i32 {
         const None = 0;
         const DataSetWriterId = 1;
@@ -633,7 +628,6 @@ impl BinaryEncoder<NodeClass> for NodeClass {
 
 bitflags!{
     #[derive()]
-    #[allow(non_upper_case_globals)]
     pub struct PermissionType: i32 {
         const None = 0;
         const Browse = 1;
@@ -673,7 +667,6 @@ impl BinaryEncoder<PermissionType> for PermissionType {
 
 bitflags!{
     #[derive()]
-    #[allow(non_upper_case_globals)]
     pub struct AccessLevelType: u8 {
         const None = 0;
         const CurrentRead = 1;
@@ -703,7 +696,6 @@ impl BinaryEncoder<AccessLevelType> for AccessLevelType {
 
 bitflags!{
     #[derive()]
-    #[allow(non_upper_case_globals)]
     pub struct AccessLevelExType: i32 {
         const None = 0;
         const CurrentRead = 1;
@@ -737,7 +729,6 @@ impl BinaryEncoder<AccessLevelExType> for AccessLevelExType {
 
 bitflags!{
     #[derive()]
-    #[allow(non_upper_case_globals)]
     pub struct EventNotifierType: u8 {
         const None = 0;
         const SubscribeToEvents = 1;
@@ -763,7 +754,6 @@ impl BinaryEncoder<EventNotifierType> for EventNotifierType {
 
 bitflags!{
     #[derive()]
-    #[allow(non_upper_case_globals)]
     pub struct AccessRestrictionType: i16 {
         const None = 0;
         const SigningRequired = 1;
@@ -1044,7 +1034,6 @@ impl BinaryEncoder<NodeAttributesMask> for NodeAttributesMask {
 
 bitflags!{
     #[derive()]
-    #[allow(non_upper_case_globals)]
     pub struct AttributeWriteMask: i32 {
         const None = 0;
         const AccessLevel = 1;