diff --git a/plonky2/src/gates/mod.rs b/plonky2/src/gates/mod.rs
index e78e1e9d..786ba12c 100644
--- a/plonky2/src/gates/mod.rs
+++ b/plonky2/src/gates/mod.rs
@@ -19,7 +19,7 @@ pub mod public_input;
 pub mod random_access;
 pub mod reducing;
 pub mod reducing_extension;
-pub mod selectors;
+pub(crate) mod selectors;
 pub mod util;
 
 // Can't use #[cfg(test)] here because it needs to be visible to other crates.
diff --git a/plonky2/src/gates/selectors.rs b/plonky2/src/gates/selectors.rs
index f1214a93..fff5d967 100644
--- a/plonky2/src/gates/selectors.rs
+++ b/plonky2/src/gates/selectors.rs
@@ -10,7 +10,7 @@ use crate::hash::hash_types::RichField;
 pub(crate) const UNUSED_SELECTOR: usize = u32::MAX as usize;
 
 #[derive(Debug, Clone)]
-pub struct SelectorsInfo {
+pub(crate) struct SelectorsInfo {
     pub(crate) selector_indices: Vec<usize>,
     pub(crate) groups: Vec<Range<usize>>,
 }