diff --git a/libp2p/protobuf/minprotobuf.nim b/libp2p/protobuf/minprotobuf.nim index 8fb37c5b3..4aae7761c 100644 --- a/libp2p/protobuf/minprotobuf.nim +++ b/libp2p/protobuf/minprotobuf.nim @@ -199,11 +199,11 @@ proc finish*(pb: var ProtoBuffer) = pb.buffer[0] = byte(size shr 24) pb.buffer[1] = byte(size shr 16) pb.buffer[2] = byte(size shr 8) - pb.buffer[3] = byte(size) + pb.buffer[3] = byte(size and 0xFF) pb.offset = 4 elif WithUint32LeLength in pb.options: let size = uint(len(pb.buffer) - 4) - pb.buffer[0] = byte(size) + pb.buffer[0] = byte(size and 0xFF) pb.buffer[1] = byte(size shr 8) pb.buffer[2] = byte(size shr 16) pb.buffer[3] = byte(size shr 24)