diff --git a/src/meshcore/commands/messaging.py b/src/meshcore/commands/messaging.py
index 830f5ec..492ba06 100644
--- a/src/meshcore/commands/messaging.py
+++ b/src/meshcore/commands/messaging.py
@@ -328,7 +328,7 @@ class MessagingCommands(CommandHandlerBase):
                 return Event(EventType.ERROR, {"reason": "unsupported_path_type"})
 
         # Prepare the command packet: CMD(1) + tag(4) + auth_code(4) + flags(1) + [path]
-        cmd_data = bytearray([36])  # CMD_SEND_TRACE_PATH
+        cmd_data = bytearray([CommandType.SEND_TRACE_PATH.value])  # CMD_SEND_TRACE_PATH
         cmd_data.extend(tag.to_bytes(4, "little"))
         cmd_data.extend(auth_code.to_bytes(4, "little"))
         cmd_data.append(flags)
@@ -366,7 +366,7 @@ class MessagingCommands(CommandHandlerBase):
         if len(payload) < 4:
             raise ValueError("payload must be at least 4 bytes")
         path = bytes(path)
-        data = bytes([0x19, len(path)]) + path + bytes(payload)
+        data = bytes([CommandType.SEND_RAW_DATA.value, len(path)]) + path + bytes(payload)
         return await self.send(data, [EventType.OK, EventType.ERROR])
 
     async def send_channel_data(
@@ -401,7 +401,7 @@ class MessagingCommands(CommandHandlerBase):
             if len(path) >= 0xFF:
                 raise ValueError("path must be shorter than 255 bytes")
             path_bytes = bytes([len(path)]) + path
-        data = bytes([0x3E, chan]) + path_bytes + data_type.to_bytes(2, "little") + bytes(payload)
+        data = bytes([CommandType.SEND_CHANNEL_DATA.value, chan]) + path_bytes + data_type.to_bytes(2, "little") + bytes(payload)
         return await self.send(data, [EventType.OK, EventType.ERROR])
 
     async def set_flood_scope(self, scope, force_unscoped=False):
diff --git a/src/meshcore/packets.py b/src/meshcore/packets.py
index 7c6d679..26a5462 100644
--- a/src/meshcore/packets.py
+++ b/src/meshcore/packets.py
@@ -86,6 +86,7 @@ class CommandType(Enum):
     GET_ALLOWED_REPEAT_FREQ = 60
     GET_STATS = 56  # R04: CMD_GET_STATS — used by get_stats_core/radio/packets
     SET_PATH_HASH_MODE = 61
+    SEND_CHANNEL_DATA = 62
     SET_DEFAULT_FLOOD_SCOPE = 63
     GET_DEFAULT_FLOOD_SCOPE = 64
     SEND_RAW_PACKET = 65