1 files changed, 3 insertions, 3 deletions
diff --git a/components/script/dom/range.rs b/components/script/dom/range.rs
index b2507aeab3b..723239ea3d3 100644
--- a/components/script/dom/range.rs
+++ b/components/script/dom/range.rs
@@ -1262,8 +1262,8 @@ impl HeapSizeOf for WeakRangeVec {
 }
 
 #[allow(unsafe_code)]
-impl JSTraceable for WeakRangeVec {
-    fn trace(&self, _: *mut JSTracer) {
-        unsafe { (*self.cell.get()).retain_alive() }
+unsafe impl JSTraceable for WeakRangeVec {
+    unsafe fn trace(&self, _: *mut JSTracer) {
+        (*self.cell.get()).retain_alive()
     }
 }