diff --git a/.generated/go/cherami/cherami.go b/.generated/go/cherami/cherami.go
index 3771b65..d23859f 100644
--- a/.generated/go/cherami/cherami.go
+++ b/.generated/go/cherami/cherami.go
@@ -5351,6 +5351,7 @@ func (p *ReadConsumerGroupRequest) String() string {
 //  - MaxDeliveryCount
 //  - SkipOlderMessagesInSeconds
 //  - OwnerEmail
+//  - ActiveZone
 type UpdateConsumerGroupRequest struct {
   DestinationPath *string `thrift:"destinationPath,1" db:"destinationPath" json:"destinationPath,omitempty"`
   ConsumerGroupName *string `thrift:"consumerGroupName,2" db:"consumerGroupName" json:"consumerGroupName,omitempty"`
@@ -5359,6 +5360,8 @@ type UpdateConsumerGroupRequest struct {
   MaxDeliveryCount *int32 `thrift:"maxDeliveryCount,5" db:"maxDeliveryCount" json:"maxDeliveryCount,omitempty"`
   SkipOlderMessagesInSeconds *int32 `thrift:"skipOlderMessagesInSeconds,6" db:"skipOlderMessagesInSeconds" json:"skipOlderMessagesInSeconds,omitempty"`
   OwnerEmail *string `thrift:"ownerEmail,7" db:"ownerEmail" json:"ownerEmail,omitempty"`
+  // unused field # 8
+  ActiveZone *string `thrift:"activeZone,9" db:"activeZone" json:"activeZone,omitempty"`
 }
 
 func NewUpdateConsumerGroupRequest() *UpdateConsumerGroupRequest {
@@ -5414,6 +5417,13 @@ func (p *UpdateConsumerGroupRequest) GetOwnerEmail() string {
   }
 return *p.OwnerEmail
 }
+var UpdateConsumerGroupRequest_ActiveZone_DEFAULT string
+func (p *UpdateConsumerGroupRequest) GetActiveZone() string {
+  if !p.IsSetActiveZone() {
+    return UpdateConsumerGroupRequest_ActiveZone_DEFAULT
+  }
+return *p.ActiveZone
+}
 func (p *UpdateConsumerGroupRequest) IsSetDestinationPath() bool {
   return p.DestinationPath != nil
 }
@@ -5442,6 +5452,10 @@ func (p *UpdateConsumerGroupRequest) IsSetOwnerEmail() bool {
   return p.OwnerEmail != nil
 }
 
+func (p *UpdateConsumerGroupRequest) IsSetActiveZone() bool {
+  return p.ActiveZone != nil
+}
+
 func (p *UpdateConsumerGroupRequest) Read(iprot thrift.TProtocol) error {
   if _, err := iprot.ReadStructBegin(); err != nil {
     return thrift.PrependError(fmt.Sprintf("%T read error: ", p), err)
@@ -5483,6 +5497,10 @@ func (p *UpdateConsumerGroupRequest) Read(iprot thrift.TProtocol) error {
       if err := p.ReadField7(iprot); err != nil {
         return err
       }
+    case 9:
+      if err := p.ReadField9(iprot); err != nil {
+        return err
+      }
     default:
       if err := iprot.Skip(fieldTypeId); err != nil {
         return err
@@ -5562,6 +5580,15 @@ func (p *UpdateConsumerGroupRequest)  ReadField7(iprot thrift.TProtocol) error {
   return nil
 }
 
+func (p *UpdateConsumerGroupRequest)  ReadField9(iprot thrift.TProtocol) error {
+  if v, err := iprot.ReadString(); err != nil {
+  return thrift.PrependError("error reading field 9: ", err)
+} else {
+  p.ActiveZone = &v
+}
+  return nil
+}
+
 func (p *UpdateConsumerGroupRequest) Write(oprot thrift.TProtocol) error {
   if err := oprot.WriteStructBegin("UpdateConsumerGroupRequest"); err != nil {
     return thrift.PrependError(fmt.Sprintf("%T write struct begin error: ", p), err) }
@@ -5573,6 +5600,7 @@ func (p *UpdateConsumerGroupRequest) Write(oprot thrift.TProtocol) error {
     if err := p.writeField5(oprot); err != nil { return err }
     if err := p.writeField6(oprot); err != nil { return err }
     if err := p.writeField7(oprot); err != nil { return err }
+    if err := p.writeField9(oprot); err != nil { return err }
   }
   if err := oprot.WriteFieldStop(); err != nil {
     return thrift.PrependError("write field stop error: ", err) }
@@ -5665,6 +5693,18 @@ func (p *UpdateConsumerGroupRequest) writeField7(oprot thrift.TProtocol) (err er
   return err
 }
 
+func (p *UpdateConsumerGroupRequest) writeField9(oprot thrift.TProtocol) (err error) {
+  if p.IsSetActiveZone() {
+    if err := oprot.WriteFieldBegin("activeZone", thrift.STRING, 9); err != nil {
+      return thrift.PrependError(fmt.Sprintf("%T write field begin error 9:activeZone: ", p), err) }
+    if err := oprot.WriteString(string(*p.ActiveZone)); err != nil {
+    return thrift.PrependError(fmt.Sprintf("%T.activeZone (9) field write error: ", p), err) }
+    if err := oprot.WriteFieldEnd(); err != nil {
+      return thrift.PrependError(fmt.Sprintf("%T write field end error 9:activeZone: ", p), err) }
+  }
+  return err
+}
+
 func (p *UpdateConsumerGroupRequest) String() string {
   if p == nil {
     return "<nil>"
diff --git a/idl/cherami/cherami.thrift b/idl/cherami/cherami.thrift
index ae846d5..f0ae447 100644
--- a/idl/cherami/cherami.thrift
+++ b/idl/cherami/cherami.thrift
@@ -287,6 +287,7 @@ struct UpdateConsumerGroupRequest {
   5: optional i32 maxDeliveryCount
   6: optional i32 skipOlderMessagesInSeconds
   7: optional string ownerEmail
+  9: optional string activeZone
 }
 
 struct DeleteConsumerGroupRequest {