diff --git a/crates/typst-syntax/src/lexer.rs b/crates/typst-syntax/src/lexer.rs
index 349ba9ab6..596caf18b 100644
--- a/crates/typst-syntax/src/lexer.rs
+++ b/crates/typst-syntax/src/lexer.rs
@@ -359,9 +359,10 @@ impl Lexer<'_> {
         if ident == "allow" {
             SyntaxKind::AnnotationName
         } else {
-            let error = self.error(eco_format!("invalid annotation name"));
+            self.error(eco_format!("invalid annotation name"));
             self.hint("must be 'allow'");
-            error
+
+            SyntaxKind::Error
         }
     }
 
diff --git a/crates/typst/src/diag.rs b/crates/typst/src/diag.rs
index 2e4437c7b..cae6ccac4 100644
--- a/crates/typst/src/diag.rs
+++ b/crates/typst/src/diag.rs
@@ -537,17 +537,8 @@ fn check_annotation_suppresses_warning(
     annotation: ast::Annotation,
     warning: &str,
 ) -> bool {
-    if annotation.name().as_str() != "allow" {
-        return false;
-    }
-
-    for argument in annotation.arguments() {
-        if warning == argument.get() {
-            return true;
-        }
-    }
-
-    false
+    annotation.name().as_str() == "allow"
+        && annotation.arguments().any(|arg| arg.get() == warning)
 }
 
 /// A result type with a file-related error.