diff --git a/yash-syntax/src/parser/error.rs b/yash-syntax/src/parser/error.rs
index a3e62e97..4caad9ca 100644
--- a/yash-syntax/src/parser/error.rs
+++ b/yash-syntax/src/parser/error.rs
@@ -60,7 +60,6 @@ pub enum SyntaxError {
     MissingRedirOperand,
     /// A here-document operator is missing its delimiter token.
     MissingHereDocDelimiter,
-    // TODO Include the corresponding here-doc operator.
     /// A here-document operator is missing its corresponding content.
     MissingHereDocContent,
     /// A here-document content is missing its delimiter.