diff --git a/luisa_compute/examples/autodiff.rs b/luisa_compute/examples/autodiff.rs
index 6c11224..79de9f0 100644
--- a/luisa_compute/examples/autodiff.rs
+++ b/luisa_compute/examples/autodiff.rs
@@ -1,7 +1,7 @@
 use std::env::current_exe;
 use std::f32::consts::PI;
 
-use luisa::lang::diff::*;
+use luisa::lang::autodiff::*;
 use luisa::prelude::*;
 use luisa_compute as luisa;
 fn main() {
diff --git a/luisa_compute/src/lang.rs b/luisa_compute/src/lang.rs
index 8e22085..c8b0bc1 100644
--- a/luisa_compute/src/lang.rs
+++ b/luisa_compute/src/lang.rs
@@ -28,7 +28,7 @@ use self::index::IntoIndex;
 
 pub mod control_flow;
 pub mod debug;
-pub mod diff;
+pub mod autodiff;
 pub mod functions;
 pub mod index;
 pub mod ops;
diff --git a/luisa_compute/src/lang/diff.rs b/luisa_compute/src/lang/autodiff.rs
similarity index 100%
rename from luisa_compute/src/lang/diff.rs
rename to luisa_compute/src/lang/autodiff.rs
diff --git a/luisa_compute/tests/autodiff.rs b/luisa_compute/tests/autodiff.rs
index 45d877c..8d9f1ce 100644
--- a/luisa_compute/tests/autodiff.rs
+++ b/luisa_compute/tests/autodiff.rs
@@ -1,7 +1,7 @@
 use std::ops::Range;
 
 use alias::*;
-use luisa::lang::diff::*;
+use luisa::lang::autodiff::*;
 use luisa::lang::types::core::*;
 use luisa::lang::types::vector::*;
 use luisa::prelude::*;