diff --git a/compiler/rustc_interface/src/passes.rs b/compiler/rustc_interface/src/passes.rs
index 3b51f8eb61c..5d633846bcf 100644
--- a/compiler/rustc_interface/src/passes.rs
+++ b/compiler/rustc_interface/src/passes.rs
@@ -939,6 +939,7 @@ fn analysis(tcx: TyCtxt<'_>, (): ()) -> Result<()> {
                 // This marks the corresponding crate-level attributes
                 // as used, and ensures that their values are valid.
                 tcx.ensure().limits(());
+                tcx.ensure().stability_index(());
             }
         );
     });