diff --git a/radio/src/targets/taranis/board.h b/radio/src/targets/taranis/board.h
index 550bb9892..3994d9bd9 100644
--- a/radio/src/targets/taranis/board.h
+++ b/radio/src/targets/taranis/board.h
@@ -978,8 +978,6 @@ void setTopBatteryValue(uint32_t volts);
 #endif
 
 extern Fifo<uint8_t, TELEMETRY_FIFO_SIZE> telemetryFifo;
-typedef DMAFifo<32> AuxSerialRxFifo;
-extern AuxSerialRxFifo auxSerialRxFifo;
 #endif
 
 // Gyro driver