diff --git a/waku/v2/protocol/metadata/pb/waku_metadata.pb.go b/waku/v2/protocol/metadata/pb/waku_metadata.pb.go
index 64d1140c..3874d9c8 100644
--- a/waku/v2/protocol/metadata/pb/waku_metadata.pb.go
+++ b/waku/v2/protocol/metadata/pb/waku_metadata.pb.go
@@ -28,7 +28,7 @@ type WakuMetadataRequest struct {
 	unknownFields protoimpl.UnknownFields
 
 	ClusterId *uint32  `protobuf:"varint,1,opt,name=cluster_id,json=clusterId,proto3,oneof" json:"cluster_id,omitempty"`
-	Shards    []uint32 `protobuf:"varint,2,rep,packed,name=shards,proto3" json:"shards,omitempty"`
+	Shards    []uint32 `protobuf:"varint,2,rep,name=shards,proto3" json:"shards,omitempty"`
 }
 
 func (x *WakuMetadataRequest) Reset() {
@@ -83,7 +83,7 @@ type WakuMetadataResponse struct {
 	unknownFields protoimpl.UnknownFields
 
 	ClusterId *uint32  `protobuf:"varint,1,opt,name=cluster_id,json=clusterId,proto3,oneof" json:"cluster_id,omitempty"`
-	Shards    []uint32 `protobuf:"varint,2,rep,packed,name=shards,proto3" json:"shards,omitempty"`
+	Shards    []uint32 `protobuf:"varint,2,rep,name=shards,proto3" json:"shards,omitempty"`
 }
 
 func (x *WakuMetadataResponse) Reset() {
@@ -137,20 +137,21 @@ var File_waku_metadata_proto protoreflect.FileDescriptor
 var file_waku_metadata_proto_rawDesc = []byte{
 	0x0a, 0x13, 0x77, 0x61, 0x6b, 0x75, 0x5f, 0x6d, 0x65, 0x74, 0x61, 0x64, 0x61, 0x74, 0x61, 0x2e,
 	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x10, 0x77, 0x61, 0x6b, 0x75, 0x2e, 0x6d, 0x65, 0x74, 0x61,
-	0x64, 0x61, 0x74, 0x61, 0x2e, 0x76, 0x31, 0x22, 0x60, 0x0a, 0x13, 0x57, 0x61, 0x6b, 0x75, 0x4d,
+	0x64, 0x61, 0x74, 0x61, 0x2e, 0x76, 0x31, 0x22, 0x64, 0x0a, 0x13, 0x57, 0x61, 0x6b, 0x75, 0x4d,
 	0x65, 0x74, 0x61, 0x64, 0x61, 0x74, 0x61, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x12, 0x22,
 	0x0a, 0x0a, 0x63, 0x6c, 0x75, 0x73, 0x74, 0x65, 0x72, 0x5f, 0x69, 0x64, 0x18, 0x01, 0x20, 0x01,
 	0x28, 0x0d, 0x48, 0x00, 0x52, 0x09, 0x63, 0x6c, 0x75, 0x73, 0x74, 0x65, 0x72, 0x49, 0x64, 0x88,
-	0x01, 0x01, 0x12, 0x16, 0x0a, 0x06, 0x73, 0x68, 0x61, 0x72, 0x64, 0x73, 0x18, 0x02, 0x20, 0x03,
-	0x28, 0x0d, 0x52, 0x06, 0x73, 0x68, 0x61, 0x72, 0x64, 0x73, 0x42, 0x0d, 0x0a, 0x0b, 0x5f, 0x63,
-	0x6c, 0x75, 0x73, 0x74, 0x65, 0x72, 0x5f, 0x69, 0x64, 0x22, 0x61, 0x0a, 0x14, 0x57, 0x61, 0x6b,
-	0x75, 0x4d, 0x65, 0x74, 0x61, 0x64, 0x61, 0x74, 0x61, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73,
-	0x65, 0x12, 0x22, 0x0a, 0x0a, 0x63, 0x6c, 0x75, 0x73, 0x74, 0x65, 0x72, 0x5f, 0x69, 0x64, 0x18,
-	0x01, 0x20, 0x01, 0x28, 0x0d, 0x48, 0x00, 0x52, 0x09, 0x63, 0x6c, 0x75, 0x73, 0x74, 0x65, 0x72,
-	0x49, 0x64, 0x88, 0x01, 0x01, 0x12, 0x16, 0x0a, 0x06, 0x73, 0x68, 0x61, 0x72, 0x64, 0x73, 0x18,
-	0x02, 0x20, 0x03, 0x28, 0x0d, 0x52, 0x06, 0x73, 0x68, 0x61, 0x72, 0x64, 0x73, 0x42, 0x0d, 0x0a,
-	0x0b, 0x5f, 0x63, 0x6c, 0x75, 0x73, 0x74, 0x65, 0x72, 0x5f, 0x69, 0x64, 0x42, 0x06, 0x5a, 0x04,
-	0x2e, 0x2f, 0x70, 0x62, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x01, 0x01, 0x12, 0x1a, 0x0a, 0x06, 0x73, 0x68, 0x61, 0x72, 0x64, 0x73, 0x18, 0x02, 0x20, 0x03,
+	0x28, 0x0d, 0x42, 0x02, 0x10, 0x00, 0x52, 0x06, 0x73, 0x68, 0x61, 0x72, 0x64, 0x73, 0x42, 0x0d,
+	0x0a, 0x0b, 0x5f, 0x63, 0x6c, 0x75, 0x73, 0x74, 0x65, 0x72, 0x5f, 0x69, 0x64, 0x22, 0x65, 0x0a,
+	0x14, 0x57, 0x61, 0x6b, 0x75, 0x4d, 0x65, 0x74, 0x61, 0x64, 0x61, 0x74, 0x61, 0x52, 0x65, 0x73,
+	0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12, 0x22, 0x0a, 0x0a, 0x63, 0x6c, 0x75, 0x73, 0x74, 0x65, 0x72,
+	0x5f, 0x69, 0x64, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0d, 0x48, 0x00, 0x52, 0x09, 0x63, 0x6c, 0x75,
+	0x73, 0x74, 0x65, 0x72, 0x49, 0x64, 0x88, 0x01, 0x01, 0x12, 0x1a, 0x0a, 0x06, 0x73, 0x68, 0x61,
+	0x72, 0x64, 0x73, 0x18, 0x02, 0x20, 0x03, 0x28, 0x0d, 0x42, 0x02, 0x10, 0x00, 0x52, 0x06, 0x73,
+	0x68, 0x61, 0x72, 0x64, 0x73, 0x42, 0x0d, 0x0a, 0x0b, 0x5f, 0x63, 0x6c, 0x75, 0x73, 0x74, 0x65,
+	0x72, 0x5f, 0x69, 0x64, 0x42, 0x06, 0x5a, 0x04, 0x2e, 0x2f, 0x70, 0x62, 0x62, 0x06, 0x70, 0x72,
+	0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (