diff --git a/lib/src/default_index/composite.rs b/lib/src/default_index/composite.rs
index eda60436e..6aee0ad69 100644
--- a/lib/src/default_index/composite.rs
+++ b/lib/src/default_index/composite.rs
@@ -330,7 +330,11 @@ impl<'a> CompositeIndex<'a> {
         self.heads_pos(result)
     }
 
-    pub fn walk_revs(&self, wanted: &[IndexPosition], unwanted: &[IndexPosition]) -> RevWalk<'a> {
+    pub(super) fn walk_revs(
+        &self,
+        wanted: &[IndexPosition],
+        unwanted: &[IndexPosition],
+    ) -> RevWalk<'a> {
         let mut rev_walk = RevWalk::new(*self);
         rev_walk.extend_wanted(wanted.iter().copied());
         rev_walk.extend_unwanted(unwanted.iter().copied());
diff --git a/lib/src/default_index/mod.rs b/lib/src/default_index/mod.rs
index f52af70f4..5bb8610a1 100644
--- a/lib/src/default_index/mod.rs
+++ b/lib/src/default_index/mod.rs
@@ -27,9 +27,6 @@ pub use self::composite::{AsCompositeIndex, CompositeIndex, IndexLevelStats, Ind
 pub use self::entry::{IndexEntry, IndexPosition};
 pub use self::mutable::DefaultMutableIndex;
 pub use self::readonly::{DefaultReadonlyIndex, ReadonlyIndexLoadError};
-pub use self::rev_walk::{
-    RevWalk, RevWalkDescendants, RevWalkDescendantsGenerationRange, RevWalkGenerationRange,
-};
 pub use self::store::{DefaultIndexStore, DefaultIndexStoreError, DefaultIndexStoreInitError};
 
 #[cfg(test)]
diff --git a/lib/src/default_index/rev_walk.rs b/lib/src/default_index/rev_walk.rs
index 79280af2c..f845ed4f9 100644
--- a/lib/src/default_index/rev_walk.rs
+++ b/lib/src/default_index/rev_walk.rs
@@ -200,7 +200,7 @@ impl<P: Ord, T: Ord> RevWalkQueue<P, T> {
 }
 
 #[derive(Clone)]
-pub struct RevWalk<'a>(RevWalkImpl<'a, CompositeIndex<'a>>);
+pub(super) struct RevWalk<'a>(RevWalkImpl<'a, CompositeIndex<'a>>);
 
 impl<'a> RevWalk<'a> {
     pub(super) fn new(index: CompositeIndex<'a>) -> Self {
@@ -326,7 +326,7 @@ impl<'a, I: RevWalkIndex<'a>> RevWalkImpl<'a, I> {
 }
 
 #[derive(Clone)]
-pub struct RevWalkGenerationRange<'a>(RevWalkGenerationRangeImpl<'a, CompositeIndex<'a>>);
+pub(super) struct RevWalkGenerationRange<'a>(RevWalkGenerationRangeImpl<'a, CompositeIndex<'a>>);
 
 impl<'a> Iterator for RevWalkGenerationRange<'a> {
     type Item = IndexEntry<'a>;
@@ -337,7 +337,7 @@ impl<'a> Iterator for RevWalkGenerationRange<'a> {
 }
 
 #[derive(Clone)]
-pub struct RevWalkDescendantsGenerationRange<'a>(
+pub(super) struct RevWalkDescendantsGenerationRange<'a>(
     RevWalkGenerationRangeImpl<'a, RevWalkDescendantsIndex<'a>>,
 );
 
@@ -465,7 +465,7 @@ impl RevWalkItemGenerationRange {
 
 /// Walks descendants from the roots, in order of ascending index position.
 #[derive(Clone)]
-pub struct RevWalkDescendants<'a> {
+pub(super) struct RevWalkDescendants<'a> {
     candidate_entries: Vec<IndexEntry<'a>>,
     root_positions: HashSet<IndexPosition>,
     reachable_positions: HashSet<IndexPosition>,