1 files changed, 1 insertions, 1 deletions
diff --git a/mqtt.c b/mqtt.c
index d5235c6..5f61b36 100644
--- a/mqtt.c
+++ b/mqtt.c
@@ -115,7 +115,7 @@ bool MqttPing(int mqtt) {
     uint8_t packet_type;
     uint8_t message_length;
   } ping_message = {
-      .packet_type = 0xd0,
+      .packet_type = 0xc0,
       .message_length = 0,
   };
   static_assert(sizeof(ping_message) == 2, "Unexpected ping message size");