diff --git a/crates/oxc_syntax/src/reference.rs b/crates/oxc_syntax/src/reference.rs
index dfd234f8db993a..de255ae75c6270 100644
--- a/crates/oxc_syntax/src/reference.rs
+++ b/crates/oxc_syntax/src/reference.rs
@@ -14,11 +14,15 @@ pub struct ReferenceId(NonMaxU32);
 impl<'alloc> CloneIn<'alloc> for ReferenceId {
     type Cloned = Self;
 
-    fn clone_in(&self, _: &'alloc oxc_allocator::Allocator) -> Self::Cloned {
+    fn clone_in(&self, _: &'alloc Allocator) -> Self {
+        // `clone_in` should never reach this, because `CloneIn` skips semantic ID fields
+        unreachable!();
+    }
+
+    fn clone_in_with_semantic_ids(&self, _: &'alloc Allocator) -> Self {
         *self
     }
 }
-
 impl Idx for ReferenceId {
     #[allow(clippy::cast_possible_truncation)]
     fn from_usize(idx: usize) -> Self {