diff --git a/src/DMAPI/tgs/v5/_defines.dm b/src/DMAPI/tgs/v5/_defines.dm
index 4abd059677..2baf3e12d7 100644
--- a/src/DMAPI/tgs/v5/_defines.dm
+++ b/src/DMAPI/tgs/v5/_defines.dm
@@ -60,10 +60,10 @@
 #define DMAPI5_TOPIC_COMMAND_CHANGE_PORT 2
 #define DMAPI5_TOPIC_COMMAND_CHANGE_REBOOT_STATE 3
 #define DMAPI5_TOPIC_COMMAND_INSTANCE_RENAMED 4
-#define DMAPI5_TOPIC_COMMAND_CHAT_CHANNELS_UPDATE 4
-#define DMAPI5_TOPIC_COMMAND_SERVER_PORT_UPDATE 5
-#define DMAPI5_TOPIC_COMMAND_HEARTBEAT 6
-#define DMAPI5_TOPIC_COMMAND_WATCHDOG_REATTACH 7
+#define DMAPI5_TOPIC_COMMAND_CHAT_CHANNELS_UPDATE 5
+#define DMAPI5_TOPIC_COMMAND_SERVER_PORT_UPDATE 6
+#define DMAPI5_TOPIC_COMMAND_HEARTBEAT 7
+#define DMAPI5_TOPIC_COMMAND_WATCHDOG_REATTACH 8
 
 #define DMAPI5_TOPIC_PARAMETER_COMMAND_TYPE "commandType"
 #define DMAPI5_TOPIC_PARAMETER_CHAT_COMMAND "chatCommand"