1 files changed, 1 insertions, 1 deletions

diff --git a/crates/hir_ty/src/display.rs b/crates/hir_ty/src/display.rs
index 1f6edf7a2..8a4296697 100644
--- a/crates/hir_ty/src/display.rs
+++ b/crates/hir_ty/src/display.rs
@@ -308,7 +308,7 @@ impl HirDisplay for Const {
                 let param_data = &generics.params.consts[id.local_id];
                 write!(f, "{}", param_data.name)
             }
-            ConstValue::Concrete(_) => write!(f, "_"),
+            ConstValue::Concrete(c) => write!(f, "{}", c.interned),
         }
     }
 }