diff --git a/compiler/rustc_ast_lowering/src/errors.rs b/compiler/rustc_ast_lowering/src/errors.rs
index 8de0719fd206..153737db8838 100644
--- a/compiler/rustc_ast_lowering/src/errors.rs
+++ b/compiler/rustc_ast_lowering/src/errors.rs
@@ -14,7 +14,7 @@ pub struct GenericTypeWithParentheses {
     pub sub: Option<UseAngleBrackets>,
 }
 
-#[derive(Clone, Copy, Subdiagnostic)]
+#[derive(Subdiagnostic)]
 #[multipart_suggestion(ast_lowering_use_angle_brackets, applicability = "maybe-incorrect")]
 pub struct UseAngleBrackets {
     #[suggestion_part(code = "<")]
@@ -72,7 +72,7 @@ pub struct AssocTyParentheses {
     pub sub: AssocTyParenthesesSub,
 }
 
-#[derive(Clone, Copy, Subdiagnostic)]
+#[derive(Subdiagnostic)]
 pub enum AssocTyParenthesesSub {
     #[multipart_suggestion(ast_lowering_remove_parentheses)]
     Empty {
diff --git a/compiler/rustc_const_eval/src/errors.rs b/compiler/rustc_const_eval/src/errors.rs
index afabd9689c69..32ec9118619c 100644
--- a/compiler/rustc_const_eval/src/errors.rs
+++ b/compiler/rustc_const_eval/src/errors.rs
@@ -239,7 +239,7 @@ pub(crate) struct NonConstImplNote {
     pub span: Span,
 }
 
-#[derive(Subdiagnostic, PartialEq, Eq, Clone)]
+#[derive(Subdiagnostic, Clone)]
 #[note(const_eval_frame_note)]
 pub struct FrameNote {
     #[primary_span]