diff --git a/src/helpers/radiolib/RadioLibWrappers.cpp b/src/helpers/radiolib/RadioLibWrappers.cpp
index b9c095ac40..e4d2ba1c27 100644
--- a/src/helpers/radiolib/RadioLibWrappers.cpp
+++ b/src/helpers/radiolib/RadioLibWrappers.cpp
@@ -48,6 +48,9 @@ uint32_t RadioLibWrapper::getRngSeed() {
 }
 
 void RadioLibWrapper::setTxPower(int8_t dbm) {
+#if defined(USE_LR2021)
+  idle();
+#endif
   _radio->setOutputPower(dbm);
 }
 
@@ -254,4 +257,4 @@ PacketMillis RadioLibWrapper::calcMaxPacketMillis(uint8_t sf, float bw, uint8_t
   if (cr >= 5 && cr < 8) { payload_us = (payload_us * 8) / cr; }
 
   return PacketMillis {(preamble_us + 999) / 1000, (payload_us + 999) / 1000};
-}
\ No newline at end of file
+}