diff --git a/Cargo.lock b/Cargo.lock
index a0a3f76bd8..eb08658396 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -218,11 +218,11 @@ dependencies = [
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "lighthouse_bootstrap 0.1.0",
  "lighthouse_metrics 0.1.0",
- "lmd_ghost 0.1.0",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "merkle_proof 0.1.0",
  "operation_pool 0.1.0",
  "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proto_array_fork_choice 0.1.0",
  "rand 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "rayon 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -532,7 +532,6 @@ dependencies = [
  "futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
  "genesis 0.1.0",
  "lighthouse_bootstrap 0.1.0",
- "lmd_ghost 0.1.0",
  "network 0.1.0",
  "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "prometheus 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2411,27 +2410,6 @@ name = "linked-hash-map"
 version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "lmd_ghost"
-version = "0.1.0"
-dependencies = [
- "beacon_chain 0.1.0",
- "bls 0.1.0",
- "criterion 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "env_logger 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "eth2_ssz 0.1.2",
- "eth2_ssz_derive 0.1.0",
- "hex 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "itertools 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "slot_clock 0.1.0",
- "store 0.1.0",
- "types 0.1.0",
- "yaml-rust 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "lock_api"
 version = "0.1.5"
@@ -3040,6 +3018,17 @@ dependencies = [
  "spin 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "proto_array_fork_choice"
+version = "0.1.0"
+dependencies = [
+ "eth2_ssz 0.1.2",
+ "eth2_ssz_derive 0.1.0",
+ "itertools 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "types 0.1.0",
+]
+
 [[package]]
 name = "protobuf"
 version = "2.8.1"
@@ -3932,7 +3921,6 @@ dependencies = [
  "integer-sqrt 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "lmd_ghost 0.1.0",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "merkle_proof 0.1.0",
  "rayon 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",