diff --git a/src/message/dkim.rs b/src/message/dkim.rs
index cfb3c90..3a3b3eb 100644
--- a/src/message/dkim.rs
+++ b/src/message/dkim.rs
@@ -69,7 +69,7 @@ impl Display for DkimSigningAlgorithm {
     }
 }
 
-/// Describe [`DkimSigning`] key error
+/// Describe [`DkimSigningKey`] key error
 #[derive(Debug)]
 pub struct DkimSigningKeyError(InnerDkimSigningKeyError);