1 files changed, 2 insertions, 0 deletions

diff --git a/embassy-stm32/src/rng.rs b/embassy-stm32/src/rng.rs
index 1e16b8478..c657bf70e 100644
--- a/embassy-stm32/src/rng.rs
+++ b/embassy-stm32/src/rng.rs
@@ -149,6 +149,7 @@ foreach_peripheral!(
     };
 );
 
+#[cfg(feature = "rt")]
 macro_rules! irq {
     ($irq:ident) => {
         mod rng_irq {
@@ -166,6 +167,7 @@ macro_rules! irq {
     };
 }
 
+#[cfg(feature = "rt")]
 foreach_interrupt!(
     (RNG) => {
         irq!(RNG);