diff --git a/flight/pios/common/pios_rfm22b.c b/flight/pios/common/pios_rfm22b.c
index 203d8b1bb..a3542d946 100644
--- a/flight/pios/common/pios_rfm22b.c
+++ b/flight/pios/common/pios_rfm22b.c
@@ -2017,6 +2017,7 @@ static enum pios_radio_event radio_receivePacket(struct pios_rfm22b_dev *radio_d
 #endif
 #if defined(PIOS_INCLUDE_RFM22B_RCVR)
             ppm_output = true;
+	    radio_dev->ppm_fresh = true;
             for (uint8_t i = 0; i < PIOS_RFM22B_RCVR_MAX_CHANNELS; ++i) {
                 radio_dev->ppm_channel[i] = ppmp->channels[i];
             }
diff --git a/flight/pios/common/pios_rfm22b_rcvr.c b/flight/pios/common/pios_rfm22b_rcvr.c
index faa21b604..e718e8481 100644
--- a/flight/pios/common/pios_rfm22b_rcvr.c
+++ b/flight/pios/common/pios_rfm22b_rcvr.c
@@ -102,7 +102,7 @@ static void PIOS_RFM22B_RCVR_Supervisor(uint32_t rcvr_id) {
     }
 
     // RTC runs at 625Hz.
-    if (++(rfm22b_dev->ppm_supv_timer) < (PIOS_RFM22B_RCVR_TIMEOUT_MS * 1000 / 625)) {
+    if (++(rfm22b_dev->ppm_supv_timer) < (PIOS_RFM22B_RCVR_TIMEOUT_MS * 625 / 1000)) {
         return;
     }
     rfm22b_dev->ppm_supv_timer = 0;
@@ -110,7 +110,7 @@ static void PIOS_RFM22B_RCVR_Supervisor(uint32_t rcvr_id) {
     // Have we received fresh values since the last update?
     if (!rfm22b_dev->ppm_fresh) {
         for (uint8_t i = 0; i < PIOS_RFM22B_RCVR_MAX_CHANNELS; ++i) {
-            rfm22b_dev->ppm_channel[i] = 0;
+            rfm22b_dev->ppm_channel[i] = PIOS_RCVR_TIMEOUT;
         }
     }
     rfm22b_dev->ppm_fresh = false;