From 2375d9d9c7033b6498b2d7da878455ab047169fe Mon Sep 17 00:00:00 2001
From: ritchie <ritchie46@gmail.com>
Date: Mon, 15 Jul 2024 14:02:31 +0200
Subject: [PATCH] send [skip ci]

---
 crates/polars-expr/src/reduce/mod.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crates/polars-expr/src/reduce/mod.rs b/crates/polars-expr/src/reduce/mod.rs
index 523a4b424e70..7aeb7db7b9f9 100644
--- a/crates/polars-expr/src/reduce/mod.rs
+++ b/crates/polars-expr/src/reduce/mod.rs
@@ -9,7 +9,7 @@ pub use convert::{can_convert_into_reduction, into_reduction};
 use polars_core::prelude::*;
 
 #[allow(dead_code)]
-pub trait Reduction: Any {
+pub trait Reduction: Any + Send {
     fn init(&mut self);
 
     fn update(&mut self, batch: &Series) -> PolarsResult<()>;