diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index bca28dbe2a..4c57b8b1e7 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -130,6 +130,19 @@ jobs:
                   profile:  minimal
                   override: true
 
+            # ==============================
+            # Windows dependencies
+            # ==============================
+
+            - uses: KyleMayes/install-llvm-action@v1
+              if: startsWith(matrix.arch, 'x86_64-windows')
+              with:
+                version: "13.0"
+                directory: ${{ runner.temp }}/llvm
+            - name: Set LIBCLANG_PATH
+              if: startsWith(matrix.arch, 'x86_64-windows')
+              run: echo "LIBCLANG_PATH=$((gcm clang).source -replace "clang.exe")" >> $env:GITHUB_ENV
+
             # ==============================
             #       Builds
             # ==============================
diff --git a/Cargo.lock b/Cargo.lock
index e00a3dd8e5..e393d6ea18 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -331,7 +331,7 @@ dependencies = [
 
 [[package]]
 name = "beacon_node"
-version = "2.1.0-rc.0"
+version = "2.1.0-rc.1"
 dependencies = [
  "beacon_chain",
  "clap",
@@ -497,7 +497,7 @@ dependencies = [
 
 [[package]]
 name = "boot_node"
-version = "2.1.0-rc.0"
+version = "2.1.0-rc.1"
 dependencies = [
  "beacon_node",
  "clap",
@@ -2825,7 +2825,7 @@ checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
 
 [[package]]
 name = "lcli"
-version = "2.1.0-rc.0"
+version = "2.1.0-rc.1"
 dependencies = [
  "account_utils",
  "bls",
@@ -3350,7 +3350,7 @@ dependencies = [
 
 [[package]]
 name = "lighthouse"
-version = "2.1.0-rc.0"
+version = "2.1.0-rc.1"
 dependencies = [
  "account_manager",
  "account_utils",
diff --git a/beacon_node/Cargo.toml b/beacon_node/Cargo.toml
index 5ec1f2f412..f8d8c8be5c 100644
--- a/beacon_node/Cargo.toml
+++ b/beacon_node/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "beacon_node"
-version = "2.1.0-rc.0"
+version = "2.1.0-rc.1"
 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 16080e7fdc..b738206abd 100644
--- a/boot_node/Cargo.toml
+++ b/boot_node/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "boot_node"
-version = "2.1.0-rc.0"
+version = "2.1.0-rc.1"
 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 60f9932958..ddb258d76f 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/v2.1.0-rc.0-",
+    prefix = "Lighthouse/v2.1.0-rc.1-",
     fallback = "unknown"
 );
 
diff --git a/lcli/Cargo.toml b/lcli/Cargo.toml
index 46a16fb269..d4ab41a3b2 100644
--- a/lcli/Cargo.toml
+++ b/lcli/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "lcli"
 description = "Lighthouse CLI (modeled after zcli)"
-version = "2.1.0-rc.0"
+version = "2.1.0-rc.1"
 authors = ["Paul Hauner <paul@paulhauner.com>"]
 edition = "2018"
 
diff --git a/lighthouse/Cargo.toml b/lighthouse/Cargo.toml
index bd8c755b18..9511c1b496 100644
--- a/lighthouse/Cargo.toml
+++ b/lighthouse/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "lighthouse"
-version = "2.1.0-rc.0"
+version = "2.1.0-rc.1"
 authors = ["Sigma Prime <contact@sigmaprime.io>"]
 edition = "2018"
 autotests = false