diff --git a/embassy-stm32/src/rcc/mod.rs b/embassy-stm32/src/rcc/mod.rs
index 42f10f9c..695d4158 100644
--- a/embassy-stm32/src/rcc/mod.rs
+++ b/embassy-stm32/src/rcc/mod.rs
@@ -159,7 +159,7 @@ pub struct Clocks {
     #[cfg(stm32h5)]
     pub mux_per: Option<Hertz>,
 
-    #[cfg(rcc_h5)]
+    #[cfg(stm32h5)]
     pub mux_pll3_r: Option<Hertz>,
     #[cfg(stm32h5)]
     pub mux_rcc_pclk3: Option<Hertz>,