diff --git a/datafusion/expr/src/function.rs b/datafusion/expr/src/function.rs
index 9814d16ddfa3..a7371a56f3b8 100644
--- a/datafusion/expr/src/function.rs
+++ b/datafusion/expr/src/function.rs
@@ -28,6 +28,7 @@ pub use datafusion_functions_aggregate_common::accumulator::{
 };
 
 pub use datafusion_functions_window_common::field::WindowUDFFieldArgs;
+pub use datafusion_functions_window_common::partition::PartitionEvaluatorArgs;
 
 #[derive(Debug, Clone, Copy)]
 pub enum Hint {