diff --git a/lighthouse/state/mod.rs b/lighthouse/state/mod.rs
index 737839721d..baa7597d35 100644
--- a/lighthouse/state/mod.rs
+++ b/lighthouse/state/mod.rs
@@ -5,7 +5,6 @@ extern crate bytes;
 extern crate ssz;
 
 use super::utils;
-use super::db;
 
 pub mod active_state;
 pub mod attestation_record;
diff --git a/lighthouse/state/transition/mod.rs b/lighthouse/state/transition/mod.rs
index 8ba28d05f7..dd8967e652 100644
--- a/lighthouse/state/transition/mod.rs
+++ b/lighthouse/state/transition/mod.rs
@@ -1,13 +1,7 @@
 use super::super::utils::types::Hash256;
-use super::crystallized_state;
-use super::super::db;
-use super::ssz;
-use super::blake2;
-use super::utils;
 
 mod attestation_parent_hashes;
 mod shuffling;
-mod validate_block;
 
 pub use self::attestation_parent_hashes::attestation_parent_hashes;
 pub use self::shuffling::shuffle;
diff --git a/lighthouse/state/transition/validate_block.rs b/lighthouse/state/transition/validate_block.rs
deleted file mode 100644
index bbd784d327..0000000000
--- a/lighthouse/state/transition/validate_block.rs
+++ /dev/null
@@ -1,4 +0,0 @@
-enum BlockStatus {
-    NewBlock,
-    KnownBlock,
-}