diff --git a/clippy_lints/src/needless_pass_by_value.rs b/clippy_lints/src/needless_pass_by_value.rs
index f443ea1f9dc5..6cc53c52f723 100644
--- a/clippy_lints/src/needless_pass_by_value.rs
+++ b/clippy_lints/src/needless_pass_by_value.rs
@@ -81,7 +81,7 @@ impl<'a, 'tcx> LateLintPass<'a, 'tcx> for NeedlessPassByValue {
 
         let preds: Vec<ty::Predicate> = {
             let parameter_env = ty::ParameterEnvironment::for_item(cx.tcx, node_id);
-            traits::elaborate_predicates(cx.tcx, parameter_env.caller_bounds.clone())
+            traits::elaborate_predicates(cx.tcx, parameter_env.caller_bounds.to_vec())
                 .filter(|p| !p.is_global())
                 .collect()
         };