diff --git a/crates/hir-ty/src/next_solver/consts.rs b/crates/hir-ty/src/next_solver/consts.rs
index 0b3582051b..7ebefa76ed 100644
--- a/crates/hir-ty/src/next_solver/consts.rs
+++ b/crates/hir-ty/src/next_solver/consts.rs
@@ -36,6 +36,8 @@ impl<'db> Const<'db> {
             internee: kind,
             flags: flags.flags,
             outer_exclusive_binder: flags.outer_exclusive_binder,
+            #[cfg(feature = "in-rust-tree")]
+            stable_hash: ena::fingerprint::Fingerprint::ZERO,
         };
         Const::new_(interner.db(), InternedWrapperNoDebug(cached))
     }
diff --git a/crates/hir-ty/src/next_solver/predicate.rs b/crates/hir-ty/src/next_solver/predicate.rs
index 99b1354b63..8654541500 100644
--- a/crates/hir-ty/src/next_solver/predicate.rs
+++ b/crates/hir-ty/src/next_solver/predicate.rs
@@ -227,6 +227,8 @@ impl<'db> Predicate<'db> {
             internee: kind,
             flags: flags.flags,
             outer_exclusive_binder: flags.outer_exclusive_binder,
+            #[cfg(feature = "in-rust-tree")]
+            stable_hash: ena::fingerprint::Fingerprint::ZERO,
         };
         Predicate::new_(interner.db(), InternedWrapperNoDebug(cached))
     }
diff --git a/crates/hir-ty/src/next_solver/ty.rs b/crates/hir-ty/src/next_solver/ty.rs
index 70139e8666..c7a747ade3 100644
--- a/crates/hir-ty/src/next_solver/ty.rs
+++ b/crates/hir-ty/src/next_solver/ty.rs
@@ -60,6 +60,8 @@ impl<'db> Ty<'db> {
             internee: kind,
             flags: flags.flags,
             outer_exclusive_binder: flags.outer_exclusive_binder,
+            #[cfg(feature = "in-rust-tree")]
+            stable_hash: ena::fingerprint::Fingerprint::ZERO,
         };
         Ty::new_(interner.db(), InternedWrapperNoDebug(cached))
     }