diff --git a/ast/asdl_rs.py b/ast/asdl_rs.py
index b82ea2b..a8ca11a 100755
--- a/ast/asdl_rs.py
+++ b/ast/asdl_rs.py
@@ -644,7 +644,6 @@ class FoldImplVisitor(EmitVisitor):
 class FoldModuleVisitor(EmitVisitor):
     def visitModule(self, mod):
         depth = 0
-        self.emit("use crate::fold_helpers::Foldable;", depth)
         FoldTraitDefVisitor(self.file, self.type_info).visit(mod, depth)
         FoldImplVisitor(self.file, self.type_info).visit(mod, depth)
 
diff --git a/ast/src/fold_helpers.rs b/ast/src/fold.rs
similarity index 91%
rename from ast/src/fold_helpers.rs
rename to ast/src/fold.rs
index 4b54966..ccbcc7b 100644
--- a/ast/src/fold_helpers.rs
+++ b/ast/src/fold.rs
@@ -1,4 +1,6 @@
-use crate::{builtin, fold::Fold, ConversionFlag};
+use super::generic::*;
+
+use crate::{builtin, ConversionFlag};
 
 pub trait Foldable<T, U> {
     type Mapped;
@@ -49,7 +51,7 @@ where
 
 macro_rules! simple_fold {
     ($($t:ty),+$(,)?) => {
-        $(impl<T, U> $crate::fold_helpers::Foldable<T, U> for $t {
+        $(impl<T, U> $crate::fold::Foldable<T, U> for $t {
             type Mapped = Self;
             #[inline]
             fn fold<F: Fold<T, TargetU = U> + ?Sized>(
@@ -70,3 +72,5 @@ simple_fold!(
     ConversionFlag,
     builtin::Constant
 );
+
+include!("gen/fold.rs");
diff --git a/ast/src/lib.rs b/ast/src/lib.rs
index 12d3714..21cca63 100644
--- a/ast/src/lib.rs
+++ b/ast/src/lib.rs
@@ -16,13 +16,7 @@ pub trait Node {
 }
 
 #[cfg(feature = "fold")]
-mod fold_helpers;
-#[cfg(feature = "fold")]
-pub mod fold {
-    use super::generic::*;
-
-    include!("gen/fold.rs");
-}
+pub mod fold;
 #[cfg(feature = "fold")]
 pub use fold::Fold;