diff --git a/beacon_node/beacon_chain/test_harness/src/validator_harness/mod.rs b/beacon_node/beacon_chain/test_harness/src/validator_harness/mod.rs
index 04b29f8991..c84a993a52 100644
--- a/beacon_node/beacon_chain/test_harness/src/validator_harness/mod.rs
+++ b/beacon_node/beacon_chain/test_harness/src/validator_harness/mod.rs
@@ -70,7 +70,6 @@ impl ValidatorHarness {
 
         let block_producer = BlockProducer::new(
             spec.clone(),
-            keypair.pk.clone(),
             epoch_map.clone(),
             slot_clock.clone(),
             beacon_node.clone(),
diff --git a/eth2/block_producer/src/lib.rs b/eth2/block_producer/src/lib.rs
index 20cd50d9c9..f6a0fd6dff 100644
--- a/eth2/block_producer/src/lib.rs
+++ b/eth2/block_producer/src/lib.rs
@@ -4,7 +4,7 @@ mod traits;
 use slot_clock::SlotClock;
 use ssz::ssz_encode;
 use std::sync::Arc;
-use types::{BeaconBlock, ChainSpec, PublicKey, Slot};
+use types::{BeaconBlock, ChainSpec, Slot};
 
 pub use self::traits::{
     BeaconNode, BeaconNodeError, DutiesReader, DutiesReaderError, PublishOutcome, Signer,
@@ -48,7 +48,6 @@ pub enum Error {
 /// Relies upon an external service to keep the `EpochDutiesMap` updated.
 pub struct BlockProducer<T: SlotClock, U: BeaconNode, V: DutiesReader, W: Signer> {
     pub last_processed_slot: Option<Slot>,
-    pubkey: PublicKey,
     spec: Arc<ChainSpec>,
     epoch_map: Arc<V>,
     slot_clock: Arc<T>,
@@ -60,7 +59,6 @@ impl<T: SlotClock, U: BeaconNode, V: DutiesReader, W: Signer> BlockProducer<T, U
     /// Returns a new instance where `last_processed_slot == 0`.
     pub fn new(
         spec: Arc<ChainSpec>,
-        pubkey: PublicKey,
         epoch_map: Arc<V>,
         slot_clock: Arc<T>,
         beacon_node: Arc<U>,
@@ -68,7 +66,6 @@ impl<T: SlotClock, U: BeaconNode, V: DutiesReader, W: Signer> BlockProducer<T, U
     ) -> Self {
         Self {
             last_processed_slot: None,
-            pubkey,
             spec,
             epoch_map,
             slot_clock,
@@ -238,11 +235,9 @@ mod tests {
         let produce_epoch = produce_slot.epoch(spec.epoch_length);
         epoch_map.map.insert(produce_epoch, produce_slot);
         let epoch_map = Arc::new(epoch_map);
-        let keypair = Keypair::random();
 
         let mut block_producer = BlockProducer::new(
             spec.clone(),
-            keypair.pk.clone(),
             epoch_map.clone(),
             slot_clock.clone(),
             beacon_node.clone(),
diff --git a/validator_client/src/main.rs b/validator_client/src/main.rs
index 8fa49e51c5..98be9159a8 100644
--- a/validator_client/src/main.rs
+++ b/validator_client/src/main.rs
@@ -142,7 +142,6 @@ fn main() {
         // Spawn a new thread to perform block production for the validator.
         let producer_thread = {
             let spec = spec.clone();
-            let pubkey = keypair.pk.clone();
             let signer = Arc::new(LocalSigner::new(keypair.clone()));
             let duties_map = duties_map.clone();
             let slot_clock = slot_clock.clone();
@@ -150,7 +149,7 @@ fn main() {
             let client = Arc::new(BeaconBlockGrpcClient::new(beacon_block_grpc_client.clone()));
             thread::spawn(move || {
                 let block_producer =
-                    BlockProducer::new(spec, pubkey, duties_map, slot_clock, client, signer);
+                    BlockProducer::new(spec, duties_map, slot_clock, client, signer);
                 let mut block_producer_service = BlockProducerService {
                     block_producer,
                     poll_interval_millis,