diff --git a/gfx/webrender_bindings/src/bindings.rs b/gfx/webrender_bindings/src/bindings.rs
index 3898fe703c3f..5dfead1c88fa 100644
--- a/gfx/webrender_bindings/src/bindings.rs
+++ b/gfx/webrender_bindings/src/bindings.rs
@@ -1008,7 +1008,7 @@ pub extern "C" fn wr_transaction_scroll_layer(
     new_scroll_origin: LayoutPoint
 ) {
     assert!(unsafe { is_in_compositor_thread() });
-    let scroll_id = ScrollNodeIdType::from(ExternalScrollId(scroll_id, pipeline_id));
+    let scroll_id = ExternalScrollId(scroll_id, pipeline_id);
     txn.scroll_node_with_id(new_scroll_origin, scroll_id, ScrollClamping::NoClamping);
 }