diff --git a/compiler/rustc_middle/src/ty/context.rs b/compiler/rustc_middle/src/ty/context.rs
index 44cd6499fb088..71b0077b62131 100644
--- a/compiler/rustc_middle/src/ty/context.rs
+++ b/compiler/rustc_middle/src/ty/context.rs
@@ -700,6 +700,7 @@ impl<'tcx> TyCtxt<'tcx> {
 
     /// Feeds the HIR delayed owner during AST -> HIR delayed lowering.
     pub fn feed_delayed_owner(self, key: LocalDefId, owner: MaybeOwner<'tcx>) {
+        self.dep_graph.assert_ignored();
         TyCtxtFeed { tcx: self, key }.delayed_owner(owner);
     }
 }