diff --git a/types/src/lib.rs b/types/src/lib.rs
index d20541d19..b7c87fb7d 100644
--- a/types/src/lib.rs
+++ b/types/src/lib.rs
@@ -1,7 +1,6 @@
 #![cfg_attr(docsrs, feature(doc_cfg))]
 #![doc = include_str!("../README.md")]
 
-mod bit_array;
 pub mod blob;
 mod block;
 mod byzantine;
diff --git a/types/src/state.rs b/types/src/state.rs
index e584d1f5a..f5593d5c5 100644
--- a/types/src/state.rs
+++ b/types/src/state.rs
@@ -1,5 +1,6 @@
 //! Types and interfaces for accessing Celestia's state-relevant information.
 
+mod bit_array;
 mod address;
 pub mod auth;
 mod balance;
diff --git a/types/src/bit_array.rs b/types/src/state/bit_array.rs
similarity index 100%
rename from types/src/bit_array.rs
rename to types/src/state/bit_array.rs
diff --git a/types/src/state/tx.rs b/types/src/state/tx.rs
index 0a32b1d1b..a4491538f 100644
--- a/types/src/state/tx.rs
+++ b/types/src/state/tx.rs
@@ -8,7 +8,7 @@ use serde::{Deserialize, Serialize};
 use celestia_proto::cosmos::base::abci::v1beta1::AbciMessageLog;
 use celestia_tendermint_proto::v0_34::abci::Event;
 
-use crate::bit_array::BitVector;
+use crate::state::bit_array::BitVector;
 use crate::Error;
 use crate::Height;