diff --git a/Cargo.lock b/Cargo.lock
index e2ad753ce..1dd3f9f08 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -545,7 +545,7 @@ dependencies = [
 
 [[package]]
 name = "beacon_node"
-version = "1.4.0"
+version = "1.5.0-rc.0"
 dependencies = [
  "beacon_chain",
  "clap",
@@ -719,7 +719,7 @@ dependencies = [
 
 [[package]]
 name = "boot_node"
-version = "1.4.0"
+version = "1.5.0-rc.0"
 dependencies = [
  "beacon_node",
  "clap",
@@ -3218,7 +3218,7 @@ dependencies = [
 
 [[package]]
 name = "lcli"
-version = "1.4.0"
+version = "1.5.0-rc.0"
 dependencies = [
  "account_utils",
  "bls",
@@ -3862,7 +3862,7 @@ dependencies = [
 
 [[package]]
 name = "lighthouse"
-version = "1.4.0"
+version = "1.5.0-rc.0"
 dependencies = [
  "account_manager",
  "account_utils",
diff --git a/beacon_node/Cargo.toml b/beacon_node/Cargo.toml
index 2b6feec5a..a559bb853 100644
--- a/beacon_node/Cargo.toml
+++ b/beacon_node/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "beacon_node"
-version = "1.4.0"
+version = "1.5.0-rc.0"
 authors = ["Paul Hauner <paul@paulhauner.com>", "Age Manning <Age@AgeManning.com"]
 edition = "2018"
 
diff --git a/beacon_node/network/src/beacon_processor/work_reprocessing_queue.rs b/beacon_node/network/src/beacon_processor/work_reprocessing_queue.rs
index b95016805..8431cce2b 100644
--- a/beacon_node/network/src/beacon_processor/work_reprocessing_queue.rs
+++ b/beacon_node/network/src/beacon_processor/work_reprocessing_queue.rs
@@ -17,7 +17,7 @@ use eth2_libp2p::{MessageId, PeerId};
 use fnv::FnvHashMap;
 use futures::task::Poll;
 use futures::{Stream, StreamExt};
-use slog::{crit, debug, error, Logger};
+use slog::{crit, debug, error, warn, Logger};
 use slot_clock::SlotClock;
 use std::collections::{HashMap, HashSet};
 use std::pin::Pin;
@@ -46,7 +46,7 @@ pub const QUEUED_ATTESTATION_DELAY: Duration = Duration::from_secs(12);
 const MAXIMUM_QUEUED_BLOCKS: usize = 16;
 
 /// How many attestations we keep before new ones get dropped.
-const MAXIMUM_QUEUED_ATTESTATIONS: usize = 1_024;
+const MAXIMUM_QUEUED_ATTESTATIONS: usize = 2_048;
 
 /// Messages that the scheduler can receive.
 pub enum ReprocessQueueMessage<T: BeaconChainTypes> {
@@ -261,7 +261,7 @@ impl<T: BeaconChainTypes> ReprocessQueue<T> {
                 if let Some(duration_till_slot) = slot_clock.duration_to_slot(block_slot) {
                     // Check to ensure this won't over-fill the queue.
                     if self.queued_block_roots.len() >= MAXIMUM_QUEUED_BLOCKS {
-                        error!(
+                        warn!(
                             log,
                             "Early blocks queue is full";
                             "queue_size" => MAXIMUM_QUEUED_BLOCKS,
diff --git a/boot_node/Cargo.toml b/boot_node/Cargo.toml
index bb4dff5f8..133e39c4c 100644
--- a/boot_node/Cargo.toml
+++ b/boot_node/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "boot_node"
-version = "1.4.0"
+version = "1.5.0-rc.0"
 authors = ["Sigma Prime <contact@sigmaprime.io>"]
 edition = "2018"
 
diff --git a/common/lighthouse_version/src/lib.rs b/common/lighthouse_version/src/lib.rs
index 06dec1c0d..559e5962c 100644
--- a/common/lighthouse_version/src/lib.rs
+++ b/common/lighthouse_version/src/lib.rs
@@ -16,7 +16,7 @@ pub const VERSION: &str = git_version!(
         // NOTE: using --match instead of --exclude for compatibility with old Git
         "--match=thiswillnevermatchlol"
     ],
-    prefix = "Lighthouse/v1.4.0-",
+    prefix = "Lighthouse/v1.5.0-rc.0-",
     fallback = "unknown"
 );
 
diff --git a/lcli/Cargo.toml b/lcli/Cargo.toml
index 1d311ec8c..6a0213454 100644
--- a/lcli/Cargo.toml
+++ b/lcli/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "lcli"
 description = "Lighthouse CLI (modeled after zcli)"
-version = "1.4.0"
+version = "1.5.0-rc.0"
 authors = ["Paul Hauner <paul@paulhauner.com>"]
 edition = "2018"
 
diff --git a/lighthouse/Cargo.toml b/lighthouse/Cargo.toml
index 0598998a4..8b5a1129d 100644
--- a/lighthouse/Cargo.toml
+++ b/lighthouse/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "lighthouse"
-version = "1.4.0"
+version = "1.5.0-rc.0"
 authors = ["Sigma Prime <contact@sigmaprime.io>"]
 edition = "2018"
 autotests = false