diff --git a/datafusion/proto/src/physical_plan/mod.rs b/datafusion/proto/src/physical_plan/mod.rs
index 46d2c8a52d5b..64e462d1695f 100644
--- a/datafusion/proto/src/physical_plan/mod.rs
+++ b/datafusion/proto/src/physical_plan/mod.rs
@@ -1104,7 +1104,7 @@ impl AsExecutionPlan for protobuf::PhysicalPlanNode {
                                 &sink_schema,
                                 extension_codec,
                             )
-                            .map(|item| LexRequirement::from(item))
+                            .map(LexRequirement::from)
                         })
                         .transpose()?;
                     Ok(Arc::new(DataSinkExec::new(