diff --git a/mission/devices/MGMHandlerRM3100.cpp b/mission/devices/MGMHandlerRM3100.cpp
index 71c3e524..ccbf05c8 100644
--- a/mission/devices/MGMHandlerRM3100.cpp
+++ b/mission/devices/MGMHandlerRM3100.cpp
@@ -288,6 +288,7 @@ ReturnValue_t MGMHandlerRM3100::handleTmrcConfigCommand(DeviceCommandId_t device
 
     commandBuffer[0] = RM3100::TMRC_REGISTER;
     commandBuffer[1] = commandData[0];
+    tmrcRegValue = commandData[0];
     rawPacketLen = 2;
     rawPacket = commandBuffer;
     return HasReturnvaluesIF::RETURN_OK;