diff --git a/crates/nu-protocol/src/engine/engine_state.rs b/crates/nu-protocol/src/engine/engine_state.rs
index d21393c9b1..91c00a99ee 100644
--- a/crates/nu-protocol/src/engine/engine_state.rs
+++ b/crates/nu-protocol/src/engine/engine_state.rs
@@ -394,7 +394,7 @@ impl EngineState {
     }
 
     /// Translate overlay IDs from other to IDs in self
-    pub fn translate_overlay_ids(&self, other: &ScopeFrame) -> Vec<OverlayId> {
+    fn translate_overlay_ids(&self, other: &ScopeFrame) -> Vec<OverlayId> {
         let other_names = other.active_overlays.iter().map(|other_id| {
             &other
                 .overlays