diff --git a/.github/workflows/test-suite.yml b/.github/workflows/test-suite.yml
index 445f71fa0..b7321df78 100644
--- a/.github/workflows/test-suite.yml
+++ b/.github/workflows/test-suite.yml
@@ -13,7 +13,7 @@ env:
   # Disable debug info (see https://github.com/sigp/lighthouse/issues/4005)
   RUSTFLAGS: "-D warnings -C debuginfo=0"
   # The Nightly version used for cargo-udeps, might need updating from time to time.
-  PINNED_NIGHTLY: nightly-2022-12-15
+  PINNED_NIGHTLY: nightly-2023-04-16
   # Prevent Github API rate limiting.
   LIGHTHOUSE_GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 jobs:
diff --git a/Dockerfile b/Dockerfile
index 25ca07538..0d268c7e1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM rust:1.66.0-bullseye AS builder
+FROM rust:1.68.2-bullseye AS builder
 RUN apt-get update && apt-get -y upgrade && apt-get install -y cmake libclang-dev protobuf-compiler
 COPY . lighthouse
 ARG FEATURES
diff --git a/lcli/Dockerfile b/lcli/Dockerfile
index 079e5c779..98f33f215 100644
--- a/lcli/Dockerfile
+++ b/lcli/Dockerfile
@@ -1,7 +1,7 @@
 # `lcli` requires the full project to be in scope, so this should be built either:
 #  - from the `lighthouse` dir with the command: `docker build -f ./lcli/Dockerflie .`
 #  - from the current directory with the command: `docker build -f ./Dockerfile ../`
-FROM rust:1.66.0-bullseye AS builder
+FROM rust:1.68.2-bullseye AS builder
 RUN apt-get update && apt-get -y upgrade && apt-get install -y cmake libclang-dev protobuf-compiler
 COPY . lighthouse
 ARG PORTABLE
diff --git a/lighthouse/Cargo.toml b/lighthouse/Cargo.toml
index 2b7727ec1..97289bf45 100644
--- a/lighthouse/Cargo.toml
+++ b/lighthouse/Cargo.toml
@@ -4,7 +4,7 @@ version = "4.0.1"
 authors = ["Sigma Prime <contact@sigmaprime.io>"]
 edition = "2021"
 autotests = false
-rust-version = "1.66"
+rust-version = "1.68.2"
 
 [features]
 default = ["slasher-mdbx"]
diff --git a/testing/antithesis/Dockerfile.libvoidstar b/testing/antithesis/Dockerfile.libvoidstar
index bae180732..ddc49e13c 100644
--- a/testing/antithesis/Dockerfile.libvoidstar
+++ b/testing/antithesis/Dockerfile.libvoidstar
@@ -1,4 +1,4 @@
-FROM rust:1.66.1-bullseye AS builder
+FROM rust:1.68.2-bullseye AS builder
 RUN apt-get update && apt-get -y upgrade && apt-get install -y cmake libclang-dev protobuf-compiler
 COPY . lighthouse