diff --git a/radio/src/telemetry/frsky_sport.cpp b/radio/src/telemetry/frsky_sport.cpp
index bf816cf04..d26946534 100644
--- a/radio/src/telemetry/frsky_sport.cpp
+++ b/radio/src/telemetry/frsky_sport.cpp
@@ -228,7 +228,7 @@ void sportProcessTelemetryPacketWithoutCrc(uint8_t origin, const uint8_t * packe
       data = 100 - SPORT_DATA_U8(packet);
     }
     else if (dataId == R9_PWR_ID) {
-      // receive 'dBm' and show by 'mw'
+      // convert 'dBm' to 'mW'
       static const uint32_t r9pwrs[][2] = {{0, 1}, {5, 3}, {10, 10}, {13, 20}, {14, 25}, {20, 100}, {23, 200}, {27, 500}, {30, 1000}};
       uint32_t dBm = SPORT_DATA_U8(packet);
       for (auto & r9pwr : r9pwrs) {