diff --git a/Cargo.lock b/Cargo.lock
index 145840d4e6..822f2a7ef7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -628,7 +628,7 @@ dependencies = [
 
 [[package]]
 name = "beacon_node"
-version = "1.1.3"
+version = "1.2.0-rc.0"
 dependencies = [
  "beacon_chain",
  "clap",
@@ -841,7 +841,7 @@ dependencies = [
 
 [[package]]
 name = "boot_node"
-version = "1.1.3"
+version = "1.2.0-rc.0"
 dependencies = [
  "beacon_node",
  "clap",
@@ -3335,7 +3335,7 @@ dependencies = [
 
 [[package]]
 name = "lcli"
-version = "1.1.3"
+version = "1.2.0-rc.0"
 dependencies = [
  "account_utils",
  "bls",
@@ -3707,7 +3707,7 @@ dependencies = [
 
 [[package]]
 name = "lighthouse"
-version = "1.1.3"
+version = "1.2.0-rc.0"
 dependencies = [
  "account_manager",
  "account_utils",
diff --git a/beacon_node/Cargo.toml b/beacon_node/Cargo.toml
index f5bde43f6c..fc229937bd 100644
--- a/beacon_node/Cargo.toml
+++ b/beacon_node/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "beacon_node"
-version = "1.1.3"
+version = "1.2.0-rc.0"
 authors = ["Paul Hauner <paul@paulhauner.com>", "Age Manning <Age@AgeManning.com"]
 edition = "2018"
 
diff --git a/boot_node/Cargo.toml b/boot_node/Cargo.toml
index af31e12813..33455ca077 100644
--- a/boot_node/Cargo.toml
+++ b/boot_node/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "boot_node"
-version = "1.1.3"
+version = "1.2.0-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 3e04b789ca..8c6821b0f8 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/v1.1.3-",
+    prefix = "Lighthouse/v1.2.0-rc.0-",
     fallback = "unknown"
 );
 
diff --git a/lcli/Cargo.toml b/lcli/Cargo.toml
index 42a2137478..1899c1fafc 100644
--- a/lcli/Cargo.toml
+++ b/lcli/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "lcli"
 description = "Lighthouse CLI (modeled after zcli)"
-version = "1.1.3"
+version = "1.2.0-rc.0"
 authors = ["Paul Hauner <paul@paulhauner.com>"]
 edition = "2018"
 
diff --git a/lighthouse/Cargo.toml b/lighthouse/Cargo.toml
index 2a4efae62b..c027659c39 100644
--- a/lighthouse/Cargo.toml
+++ b/lighthouse/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "lighthouse"
-version = "1.1.3"
+version = "1.2.0-rc.0"
 authors = ["Sigma Prime <contact@sigmaprime.io>"]
 edition = "2018"