diff --git a/Multiprotocol/Multiprotocol.cpp.xmega b/Multiprotocol/Multiprotocol.cpp.xmega
index 46967a0..fa724a5 100644
--- a/Multiprotocol/Multiprotocol.cpp.xmega
+++ b/Multiprotocol/Multiprotocol.cpp.xmega
@@ -28,6 +28,8 @@ extern void CYRF_SetTxRxMode(uint8_t mode) ;
 extern void frskyUpdate(void) ;
 extern uint16_t initDsm2(void) ;
 extern uint16_t ReadDsm2(void) ;
+extern uint16_t DevoInit(void) ;
+extern uint16_t Devo_callback(void) ;
 
 extern void randomSeed(unsigned int seed) ;
 extern long random(long howbig) ;