diff --git a/src/fdcan.rs b/src/fdcan.rs
index d0b9b540..ae983f29 100644
--- a/src/fdcan.rs
+++ b/src/fdcan.rs
@@ -1712,7 +1712,7 @@ mod impls {
         feature = "stm32g483",
         feature = "stm32g484",
         feature = "stm32g491",
-        feature = "stm32g4A1",
+        feature = "stm32g4a1",
     ))]
     mod fdcan2 {
         use crate::fdcan;