1 files changed, 3 insertions, 3 deletions
diff --git a/compiler/rustc_symbol_mangling/src/errors.rs b/compiler/rustc_symbol_mangling/src/errors.rs
index 2d076f7b225..b84e2f7b4ea 100644
--- a/compiler/rustc_symbol_mangling/src/errors.rs
+++ b/compiler/rustc_symbol_mangling/src/errors.rs
@@ -1,6 +1,6 @@
 //! Errors emitted by symbol_mangling.
 
-use rustc_errors::{DiagCtxt, DiagnosticBuilder, EmissionGuarantee, IntoDiagnostic, Level};
+use rustc_errors::{Diag, DiagCtxt, EmissionGuarantee, IntoDiagnostic, Level};
 use rustc_span::Span;
 use std::fmt;
 
@@ -14,11 +14,11 @@ pub struct TestOutput {
 // natural language, and (b) it's only used in tests. So we construct it
 // manually and avoid the fluent machinery.
 impl<G: EmissionGuarantee> IntoDiagnostic<'_, G> for TestOutput {
-    fn into_diagnostic(self, dcx: &'_ DiagCtxt, level: Level) -> DiagnosticBuilder<'_, G> {
+    fn into_diagnostic(self, dcx: &'_ DiagCtxt, level: Level) -> Diag<'_, G> {
         let TestOutput { span, kind, content } = self;
 
         #[allow(rustc::untranslatable_diagnostic)]
-        DiagnosticBuilder::new(dcx, level, format!("{kind}({content})")).with_span(span)
+        Diag::new(dcx, level, format!("{kind}({content})")).with_span(span)
     }
 }