diff --git a/variants/lilygo_t3s3_sx1276/platformio.ini b/variants/lilygo_t3s3_sx1276/platformio.ini
index 1bcbbbf9..74eced9c 100644
--- a/variants/lilygo_t3s3_sx1276/platformio.ini
+++ b/variants/lilygo_t3s3_sx1276/platformio.ini
@@ -21,6 +21,8 @@ build_flags =
   -D RADIO_CLASS=CustomSX1276
   -D WRAPPER_CLASS=CustomSX1276Wrapper
   -D SX127X_CURRENT_LIMIT=120
+  -D SX176X_RXEN=21
+  -D SX176X_TXEN=10
   -D LORA_TX_POWER=20
 build_src_filter = ${esp32_base.build_src_filter}
   +<../variants/lilygo_t3s3_sx1276>