diff --git a/polars/polars-algo/src/algo.rs b/polars/polars-algo/src/algo.rs
index 884f430345ab..8d6df280984e 100644
--- a/polars/polars-algo/src/algo.rs
+++ b/polars/polars-algo/src/algo.rs
@@ -1,5 +1,6 @@
 use polars_core::prelude::*;
 use polars_lazy::prelude::*;
+use polars_core::error::PolarsResult as Result;
 
 pub fn hist(
     s: &Series,