diff --git a/src/main/rx/rx.c b/src/main/rx/rx.c
index 2a5116d674..5bc50b5b28 100644
--- a/src/main/rx/rx.c
+++ b/src/main/rx/rx.c
@@ -809,7 +809,7 @@ bool calculateRxChannelsAndUpdateFailsafe(timeUs_t currentTimeUs)
 void parseRcChannels(const char *input, rxConfig_t *rxConfig)
 {
     // Initialize all rc map values to 255 (indicating unmapped)
-    for (uint8_t i = 0; i < RX_MAPPABLE_CHANNEL_COUNT; i++) {
+    for (unsigned i = 0; i < RX_MAPPABLE_CHANNEL_COUNT; i++) {
         rxConfig->rcmap[i] = RCMAP_UNMAPPED_INDEX;
     }
     for (const char *c = input; *c; c++) {