diff --git a/variants/ikoka_nano_nrf/platformio.ini b/variants/ikoka_nano_nrf/platformio.ini
index e8b36a82..84dbe54d 100644
--- a/variants/ikoka_nano_nrf/platformio.ini
+++ b/variants/ikoka_nano_nrf/platformio.ini
@@ -34,9 +34,10 @@ lib_deps = ${nrf52_base.lib_deps}
 [ikoka_nano_nrf_e22p]
 extends = ikoka_nano_nrf
 ; E22P: integrated PA/LNA via DIO2. D7 = module power enable (not RXEN)
+build_unflags =
+  -DSX126X_RXEN=D7
 build_flags =
   ${ikoka_nano_nrf.build_flags}
-  -USX126X_RXEN
   -D SX126X_RXEN=RADIOLIB_NC
   -D P_LORA_EN=D7
   -D SX126X_REGISTER_PATCH=1