diff --git a/embassy-nrf/src/lib.rs b/embassy-nrf/src/lib.rs
index 06a25a36d..e59a7bd5d 100644
--- a/embassy-nrf/src/lib.rs
+++ b/embassy-nrf/src/lib.rs
@@ -47,7 +47,7 @@ pub mod gpio;
 pub mod gpiote;
 
 // TODO: tested on other chips
-#[cfg(not(any(feature = "nrf51", feature = "_nrf9160")))]
+#[cfg(not(any(feature = "_nrf9160")))]
 pub mod radio;
 
 #[cfg(any(feature = "nrf52832", feature = "nrf52833", feature = "nrf52840"))]
diff --git a/embassy-nrf/src/radio/mod.rs b/embassy-nrf/src/radio/mod.rs
index adb8e1206..5a2982d89 100644
--- a/embassy-nrf/src/radio/mod.rs
+++ b/embassy-nrf/src/radio/mod.rs
@@ -6,6 +6,7 @@
 #![macro_use]
 
 /// Bluetooth Low Energy Radio driver.
+#[cfg(not(feature = "nrf51"))]
 pub mod ble;
 #[cfg(any(
     feature = "nrf52820",
@@ -19,6 +20,7 @@ pub mod ieee802154;
 use core::marker::PhantomData;
 
 use pac::radio::state::STATE_A as RadioState;
+#[cfg(not(feature = "nrf51"))]
 use pac::radio::txpower::TXPOWER_A as TxPower;
 
 use crate::{interrupt, pac, Peripheral};