diff --git a/src/cache/check.rs b/src/cache/check.rs
index ac05336..01df923 100644
--- a/src/cache/check.rs
+++ b/src/cache/check.rs
@@ -10,7 +10,7 @@ use crate::cache::superblock::*;
 use crate::io_engine::{AsyncIoEngine, IoEngine, SyncIoEngine};
 use crate::pdata::array::{self, ArrayBlock, ArrayError};
 use crate::pdata::array_walker::*;
-use crate::pdata::bitset_walker::*;
+use crate::pdata::bitset::*;
 
 //------------------------------------------
 
diff --git a/src/pdata/bitset_walker.rs b/src/pdata/bitset.rs
similarity index 100%
rename from src/pdata/bitset_walker.rs
rename to src/pdata/bitset.rs
diff --git a/src/pdata/mod.rs b/src/pdata/mod.rs
index ef04f6b..50f571c 100644
--- a/src/pdata/mod.rs
+++ b/src/pdata/mod.rs
@@ -1,6 +1,6 @@
 pub mod array;
 pub mod array_walker;
-pub mod bitset_walker;
+pub mod bitset;
 pub mod btree;
 pub mod btree_builder;
 pub mod btree_merge;