diff --git a/Dockerfile b/Dockerfile
index 3529da2..2cc16c2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -39,7 +39,6 @@ RUN sudo mkdir /opt/hostedtoolcache \
     && sudo chown runner:docker /opt/hostedtoolcache
 
 COPY entrypoint.sh /
-COPY entrypoint.d/ /entrypoint.d/
 
 VOLUME /var/lib/docker
 
diff --git a/Dockerfile.ubuntu20 b/Dockerfile.ubuntu20
index 3542777..bc5362c 100644
--- a/Dockerfile.ubuntu20
+++ b/Dockerfile.ubuntu20
@@ -68,7 +68,6 @@ RUN mkdir /opt/hostedtoolcache \
     && chown runner:docker /opt/hostedtoolcache
 
 COPY entrypoint.sh /
-COPY entrypoint.d/ /entrypoint.d/
 
 VOLUME /var/lib/docker
 
diff --git a/entrypoint.d/modify-apt-sources-aws-jammy-aarch64.sh b/entrypoint.d/modify-apt-sources-aws-jammy-aarch64.sh
deleted file mode 100644
index c02f88b..0000000
--- a/entrypoint.d/modify-apt-sources-aws-jammy-aarch64.sh
+++ /dev/null
@@ -1,16 +0,0 @@
-#!/bin/bash
-set -eu -o pipefail
-aws_availability_zone="$1"
-echo "Modifying /etc/apt/sources.list for jammy aarch64 on AWS ${aws_availability_zone}" >&2
-cat > /etc/apt/sources.list <<EOF
-deb http://${aws_availability_zone}.clouds.ports.ubuntu.com/ubuntu-ports/ jammy main restricted
-deb http://${aws_availability_zone}.clouds.ports.ubuntu.com/ubuntu-ports/ jammy-updates main restricted
-deb http://${aws_availability_zone}.clouds.ports.ubuntu.com/ubuntu-ports/ jammy universe
-deb http://${aws_availability_zone}.clouds.ports.ubuntu.com/ubuntu-ports/ jammy-updates universe
-deb http://${aws_availability_zone}.clouds.ports.ubuntu.com/ubuntu-ports/ jammy multiverse
-deb http://${aws_availability_zone}.clouds.ports.ubuntu.com/ubuntu-ports/ jammy-updates multiverse
-deb http://${aws_availability_zone}.clouds.ports.ubuntu.com/ubuntu-ports/ jammy-backports main restricted universe multiverse
-deb http://ports.ubuntu.com/ubuntu-ports jammy-security main restricted
-deb http://ports.ubuntu.com/ubuntu-ports jammy-security universe
-deb http://ports.ubuntu.com/ubuntu-ports jammy-security multiverse
-EOF
diff --git a/entrypoint.d/modify-apt-sources-aws-jammy-x86_64.sh b/entrypoint.d/modify-apt-sources-aws-jammy-x86_64.sh
deleted file mode 100644
index 37b4017..0000000
--- a/entrypoint.d/modify-apt-sources-aws-jammy-x86_64.sh
+++ /dev/null
@@ -1,16 +0,0 @@
-#!/bin/bash
-set -eu -o pipefail
-aws_region="$1"
-echo "Modifying /etc/apt/sources.list for jammy x86_64 on AWS ${aws_region}" >&2
-cat > /etc/apt/sources.list <<EOF
-deb http://${aws_region}.ec2.archive.ubuntu.com/ubuntu/ jammy main restricted
-deb http://${aws_region}.ec2.archive.ubuntu.com/ubuntu/ jammy-updates main restricted
-deb http://${aws_region}.ec2.archive.ubuntu.com/ubuntu/ jammy universe
-deb http://${aws_region}.ec2.archive.ubuntu.com/ubuntu/ jammy-updates universe
-deb http://${aws_region}.ec2.archive.ubuntu.com/ubuntu/ jammy multiverse
-deb http://${aws_region}.ec2.archive.ubuntu.com/ubuntu/ jammy-updates multiverse
-deb http://${aws_region}.ec2.archive.ubuntu.com/ubuntu/ jammy-backports main restricted universe multiverse
-deb http://security.ubuntu.com/ubuntu jammy-security main restricted
-deb http://security.ubuntu.com/ubuntu jammy-security universe
-deb http://security.ubuntu.com/ubuntu jammy-security multiverse
-EOF
diff --git a/entrypoint.d/modify-apt-sources.sh b/entrypoint.d/modify-apt-sources.sh
deleted file mode 100644
index 39259aa..0000000
--- a/entrypoint.d/modify-apt-sources.sh
+++ /dev/null
@@ -1,24 +0,0 @@
-#!/bin/bash
-# This script modifies /etc/apt/sources.list to use the cloud-local APT sources.
-set -eu -o pipefail
-
-# Set a timeout to avoid hanging if the IMDSv2 endpoint is not available.
-aws_imds_token="$(curl -sf --max-time 0.5 -X PUT http://169.254.169.254/latest/api/token -H 'X-aws-ec2-metadata-token-ttl-seconds: 30' || true)"
-
-get_aws_region () {
-  curl -sf -H "X-aws-ec2-metadata-token: $aws_imds_token" http://169.254.169.254/latest/meta-data/placement/region
-}
-
-get_aws_availability_zone () {
-  curl -sf -H "X-aws-ec2-metadata-token: $aws_imds_token" http://169.254.169.254/latest/meta-data/placement/availability-zone
-}
-
-ubuntu_release="$(lsb_release -cs || true)"
-platform="$(uname -m)"
-echo "Running on Ubuntu ${ubuntu_release} ${platform}" >&2
-
-if [[ -n "$aws_imds_token" && $ubuntu_release == jammy && $platform == x86_64 ]]; then
-  bash /entrypoint.d/modify-apt-sources-aws-jammy-x86_64.sh "$(get_aws_region)"
-elif [[ -n "$aws_imds_token" && $ubuntu_release == jammy && $platform == aarch64 ]]; then
-  bash /entrypoint.d/modify-apt-sources-aws-jammy-aarch64.sh "$(get_aws_availability_zone)"
-fi
diff --git a/entrypoint.sh b/entrypoint.sh
index 7c7d79e..3740361 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -1,4 +1,3 @@
 #!/bin/bash
-sudo bash /entrypoint.d/modify-apt-sources.sh
 sudo /usr/bin/dockerd --log-level warn &
 exec "$@"