diff --git a/flight/PiOS/Common/pios_rfm22b.c b/flight/PiOS/Common/pios_rfm22b.c
index d9ce85e57..8c32da202 100644
--- a/flight/PiOS/Common/pios_rfm22b.c
+++ b/flight/PiOS/Common/pios_rfm22b.c
@@ -1781,8 +1781,10 @@ static enum pios_rfm22b_event rfm22_rxData(struct pios_rfm22b_dev *rfm22b_dev)
 					break;
 				case PACKET_TYPE_PPM:
 				{
+#if defined(PIOS_INCLUDE_RFM22B_GCSRECEIVER) || (defined(PIOS_INCLUDE_PPM_OUT) && defined(PIOS_PPM_OUTPUT))
 					PHPpmPacketHandle ppmp = (PHPpmPacketHandle)&(rfm22b_dev->rx_packet);
 					bool ppm_output = false;
+#endif
 #if defined(PIOS_INCLUDE_PPM_OUT) && defined(PIOS_PPM_OUTPUT)
 					if (PIOS_PPM_OUTPUT) {
 						ppm_output = true;
diff --git a/flight/PiOS/inc/pios_rfm22b_priv.h b/flight/PiOS/inc/pios_rfm22b_priv.h
index 782f76b65..c09745487 100644
--- a/flight/PiOS/inc/pios_rfm22b_priv.h
+++ b/flight/PiOS/inc/pios_rfm22b_priv.h
@@ -792,6 +792,13 @@ struct pios_rfm22b_dev {
 
 	// The maximum time to wait for an ACK.
 	uint8_t max_ack_delay;
+
+#ifdef PIOS_INCLUDE_RFM22B_RCVR
+	// The PPM channel values
+	uint16_t ppm_channel[PIOS_RFM22B_RCVR_MAX_CHANNELS];
+	uint8_t ppm_supv_timer;
+	bool ppm_fresh;
+#endif
 };