1 files changed, 2 insertions, 2 deletions
diff --git a/compiler/rustc_middle/src/traits/select.rs b/compiler/rustc_middle/src/traits/select.rs
index ffa70cddbd5..34703b62820 100644
--- a/compiler/rustc_middle/src/traits/select.rs
+++ b/compiler/rustc_middle/src/traits/select.rs
@@ -103,7 +103,7 @@ pub type EvaluationCache<'tcx> = Cache<
 /// required for associated types to work in default impls, as the bounds
 /// are visible both as projection bounds and as where-clauses from the
 /// parameter environment.
-#[derive(PartialEq, Eq, Debug, Clone, TypeFoldable)]
+#[derive(PartialEq, Eq, Debug, Clone, TypeFoldable, TypeVisitable)]
 pub enum SelectionCandidate<'tcx> {
     BuiltinCandidate {
         /// `false` if there are no *further* obligations.
@@ -283,7 +283,7 @@ impl From<ErrorGuaranteed> for OverflowError {
     }
 }
 
-TrivialTypeFoldableAndLiftImpls! {
+TrivialTypeTraversalAndLiftImpls! {
     OverflowError,
 }