Write relay message to the network

1 files changed, 1 insertions, 1 deletions

diff --git a/src/message.zig b/src/message.zig
index 0f7bef5..c843a5a 100644
--- a/src/message.zig
+++ b/src/message.zig
@@ -123,7 +123,7 @@ const Relay = struct {
     pub fn toBytes(self: Relay, buf: []u8) []u8 {
         var out: Writer = .fixed(buf);
         out.writeInt(u16, @intFromEnum(PacketType.relay), .big) catch unreachable;
-        out.writeInt(u16, undefined, .big) catch unreachable; // Length field, but unread. Will switch to checksum
+        out.writeInt(u16, @intCast(self.payload.len), .big) catch unreachable; // Length field, but unread. Will switch to checksum
         out.writeAll(&self.dest.bytes) catch unreachable;
         out.writeAll(self.payload) catch unreachable;
         return out.buffered();