diff --git a/waku/v2/protocol/pb/waku_message.pb.go b/waku/v2/protocol/pb/waku_message.pb.go
index ec6d6a18..9cd7502f 100644
--- a/waku/v2/protocol/pb/waku_message.pb.go
+++ b/waku/v2/protocol/pb/waku_message.pb.go
@@ -124,6 +124,7 @@ type WakuMessage struct {
 	ContentTopic   string          `protobuf:"bytes,2,opt,name=contentTopic,proto3" json:"contentTopic,omitempty"`
 	Version        uint32          `protobuf:"varint,3,opt,name=version,proto3" json:"version,omitempty"`
 	Timestamp      int64           `protobuf:"zigzag64,10,opt,name=timestamp,proto3" json:"timestamp,omitempty"`
+	Meta           []byte          `protobuf:"bytes,11,opt,name=meta,proto3" json:"meta,omitempty"`
 	RateLimitProof *RateLimitProof `protobuf:"bytes,21,opt,name=rate_limit_proof,json=rateLimitProof,proto3" json:"rate_limit_proof,omitempty"`
 	Ephemeral      bool            `protobuf:"varint,31,opt,name=ephemeral,proto3" json:"ephemeral,omitempty"`
 }
@@ -188,6 +189,13 @@ func (x *WakuMessage) GetTimestamp() int64 {
 	return 0
 }
 
+func (x *WakuMessage) GetMeta() []byte {
+	if x != nil {
+		return x.Meta
+	}
+	return nil
+}
+
 func (x *WakuMessage) GetRateLimitProof() *RateLimitProof {
 	if x != nil {
 		return x.RateLimitProof
@@ -220,7 +228,7 @@ var file_waku_message_proto_rawDesc = []byte{
 	0x75, 0x6c, 0x6c, 0x69, 0x66, 0x69, 0x65, 0x72, 0x12, 0x25, 0x0a, 0x0e, 0x72, 0x6c, 0x6e, 0x5f,
 	0x69, 0x64, 0x65, 0x6e, 0x74, 0x69, 0x66, 0x69, 0x65, 0x72, 0x18, 0x07, 0x20, 0x01, 0x28, 0x0c,
 	0x52, 0x0d, 0x72, 0x6c, 0x6e, 0x49, 0x64, 0x65, 0x6e, 0x74, 0x69, 0x66, 0x69, 0x65, 0x72, 0x22,
-	0xdf, 0x01, 0x0a, 0x0b, 0x57, 0x61, 0x6b, 0x75, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x12,
+	0xf3, 0x01, 0x0a, 0x0b, 0x57, 0x61, 0x6b, 0x75, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x12,
 	0x18, 0x0a, 0x07, 0x70, 0x61, 0x79, 0x6c, 0x6f, 0x61, 0x64, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0c,
 	0x52, 0x07, 0x70, 0x61, 0x79, 0x6c, 0x6f, 0x61, 0x64, 0x12, 0x22, 0x0a, 0x0c, 0x63, 0x6f, 0x6e,
 	0x74, 0x65, 0x6e, 0x74, 0x54, 0x6f, 0x70, 0x69, 0x63, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52,
@@ -228,13 +236,14 @@ var file_waku_message_proto_rawDesc = []byte{
 	0x07, 0x76, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x18, 0x03, 0x20, 0x01, 0x28, 0x0d, 0x52, 0x07,
 	0x76, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x12, 0x1c, 0x0a, 0x09, 0x74, 0x69, 0x6d, 0x65, 0x73,
 	0x74, 0x61, 0x6d, 0x70, 0x18, 0x0a, 0x20, 0x01, 0x28, 0x12, 0x52, 0x09, 0x74, 0x69, 0x6d, 0x65,
-	0x73, 0x74, 0x61, 0x6d, 0x70, 0x12, 0x3c, 0x0a, 0x10, 0x72, 0x61, 0x74, 0x65, 0x5f, 0x6c, 0x69,
-	0x6d, 0x69, 0x74, 0x5f, 0x70, 0x72, 0x6f, 0x6f, 0x66, 0x18, 0x15, 0x20, 0x01, 0x28, 0x0b, 0x32,
-	0x12, 0x2e, 0x70, 0x62, 0x2e, 0x52, 0x61, 0x74, 0x65, 0x4c, 0x69, 0x6d, 0x69, 0x74, 0x50, 0x72,
-	0x6f, 0x6f, 0x66, 0x52, 0x0e, 0x72, 0x61, 0x74, 0x65, 0x4c, 0x69, 0x6d, 0x69, 0x74, 0x50, 0x72,
-	0x6f, 0x6f, 0x66, 0x12, 0x1c, 0x0a, 0x09, 0x65, 0x70, 0x68, 0x65, 0x6d, 0x65, 0x72, 0x61, 0x6c,
-	0x18, 0x1f, 0x20, 0x01, 0x28, 0x08, 0x52, 0x09, 0x65, 0x70, 0x68, 0x65, 0x6d, 0x65, 0x72, 0x61,
-	0x6c, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x73, 0x74, 0x61, 0x6d, 0x70, 0x12, 0x12, 0x0a, 0x04, 0x6d, 0x65, 0x74, 0x61, 0x18, 0x0b, 0x20,
+	0x01, 0x28, 0x0c, 0x52, 0x04, 0x6d, 0x65, 0x74, 0x61, 0x12, 0x3c, 0x0a, 0x10, 0x72, 0x61, 0x74,
+	0x65, 0x5f, 0x6c, 0x69, 0x6d, 0x69, 0x74, 0x5f, 0x70, 0x72, 0x6f, 0x6f, 0x66, 0x18, 0x15, 0x20,
+	0x01, 0x28, 0x0b, 0x32, 0x12, 0x2e, 0x70, 0x62, 0x2e, 0x52, 0x61, 0x74, 0x65, 0x4c, 0x69, 0x6d,
+	0x69, 0x74, 0x50, 0x72, 0x6f, 0x6f, 0x66, 0x52, 0x0e, 0x72, 0x61, 0x74, 0x65, 0x4c, 0x69, 0x6d,
+	0x69, 0x74, 0x50, 0x72, 0x6f, 0x6f, 0x66, 0x12, 0x1c, 0x0a, 0x09, 0x65, 0x70, 0x68, 0x65, 0x6d,
+	0x65, 0x72, 0x61, 0x6c, 0x18, 0x1f, 0x20, 0x01, 0x28, 0x08, 0x52, 0x09, 0x65, 0x70, 0x68, 0x65,
+	0x6d, 0x65, 0x72, 0x61, 0x6c, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
diff --git a/waku/v2/protocol/pb/waku_message.proto b/waku/v2/protocol/pb/waku_message.proto
index 8baade22..d8a650ea 100644
--- a/waku/v2/protocol/pb/waku_message.proto
+++ b/waku/v2/protocol/pb/waku_message.proto
@@ -17,6 +17,7 @@ message WakuMessage {
     string contentTopic = 2;
     uint32 version = 3;
     sint64 timestamp = 10;
+    bytes meta = 11;
     RateLimitProof rate_limit_proof = 21;
     bool ephemeral = 31;
 }
\ No newline at end of file