diff --git a/.github/workflows/build-and-test.yml b/.github/workflows/build-and-test.yml
index d0621c8..3af92a1 100644
--- a/.github/workflows/build-and-test.yml
+++ b/.github/workflows/build-and-test.yml
@@ -64,7 +64,7 @@ jobs:
         with:
           context: .
           file: ./Dockerfile
-          platforms: linux/amd64,linux/arm64,linux/arm/v7
+          platforms: linux/amd64,linux/arm64
           cache-from: |
             type=local,src=${{ env.CACHE_PATH }}
             ghcr.io/cdalvaro/docker-salt-master:latest
@@ -88,11 +88,11 @@ jobs:
     needs: build
     strategy:
       matrix:
-        platform: [linux/amd64, linux/arm64, linux/arm/v7]
+        platform: [linux/amd64, linux/arm64]
     env:
       DOCKER_CLI_EXPERIMENTAL: enabled
       PLATFORM: ${{ matrix.platform }}
-      BOOTUP_WAIT_SECONDS: 90
+      BOOTUP_WAIT_SECONDS: 60
 
     steps:
       - name: Checkout repository
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index a844a12..4e020ae 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -17,7 +17,7 @@ on:
 
 env:
   IMAGE_NAME: cdalvaro/docker-salt-master
-  PLATFORMS: linux/amd64,linux/arm64,linux/arm/v7
+  PLATFORMS: linux/amd64,linux/arm64
   CACHE_PATH: ${{ github.workspace }}/.buildx-cache
   EXTRA_REGISTRIES: ghcr.io quay.io
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9b72b29..7b73a12 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,14 +1,15 @@
 # Changelog
 
 This file only reflects the changes that are made in this image.
-Please refer to the [Salt 3006 Release Notes](https://docs.saltstack.com/en/latest/topics/releases/3006.html)
+Please refer to the [Salt 3006.0 Release Notes](https://docs.saltstack.com/en/latest/topics/releases/3006.0.html)
 for the list of changes in SaltStack.
 
 **3006.0**
 
 - Upgrade `salt-master` to `3006.0` *Sulfur*.
-- Upgrade `salt-bootstrap` to version `2023.04.06`.
 - Change Docker base image to `ubuntu:jammy-20230308`.
+- Use [_onedir_](https://docs.saltproject.io/en/latest/topics/releases/3006.0.html#onedir-packaging) system for installing salt.
+- Remove support for arm32 architecture.
 
 **3005.1-2_1**
 
diff --git a/Dockerfile b/Dockerfile
index 9bc56cb..c74e797 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -30,9 +30,7 @@ WORKDIR ${SALT_BUILD_DIR}
 # hadolint ignore=DL3008
 RUN apt-get update \
  && DEBIAN_FRONTEND=noninteractive apt-get install --yes --quiet --no-install-recommends \
-    sudo ca-certificates openssl apt-transport-https wget locales openssh-client gpg \
-    python3 python3-dev libpython3-dev \
-    python3-pip python3-setuptools python3-wheel \
+    sudo ca-certificates apt-transport-https wget locales openssh-client gpg gpg-agent \
     supervisor logrotate git gettext-base tzdata inotify-tools psmisc \
  && DEBIAN_FRONTEND=noninteractive update-locale LANG=C.UTF-8 LC_MESSAGES=POSIX \
     locale-gen en_US.UTF-8 \
diff --git a/README.md b/README.md
index 4483b0c..19be197 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,6 @@
 [![Docker Image Size][docker_size_badge]][docker_hub_tags]
 [![Architecture AMD64][arch_amd64_badge]][arch_link]
 [![Architecture ARM64][arch_arm64_badge]][arch_link]
-[![Architecture ARM/v7][arch_arm_badge]][arch_link]
 
 # Dockerized Salt Master v3006.0 _Sulfur_
 
@@ -817,8 +816,6 @@ Many thanks to:
 
 [arch_amd64_badge]: https://img.shields.io/badge/arch-amd64-inactive.svg
 
-[arch_arm_badge]: https://img.shields.io/badge/arch-arm/v7-inactive.svg
-
 [arch_arm64_badge]: https://img.shields.io/badge/arch-arm64-inactive.svg
 
 [arch_link]: https://github.com/users/cdalvaro/packages/container/package/docker-salt-master
diff --git a/assets/build/functions.sh b/assets/build/functions.sh
index 8ff6f00..681283f 100755
--- a/assets/build/functions.sh
+++ b/assets/build/functions.sh
@@ -52,16 +52,7 @@ function exec_as_salt()
 }
 
 #---  FUNCTION  -------------------------------------------------------------------------------------------------------
-#          NAME:  is_arm32
-#   DESCRIPTION:  Check whether the platform is ARM 32-bits or not.
-#----------------------------------------------------------------------------------------------------------------------
-function is_arm32()
-{
-  uname -m | grep -qE 'armv7l'
-}
-
-#---  FUNCTION  -------------------------------------------------------------------------------------------------------
-#          NAME:  is_arm32
+#          NAME:  is_arm64
 #   DESCRIPTION:  Check whether the platform is ARM 64-bits or not.
 #----------------------------------------------------------------------------------------------------------------------
 function is_arm64()
@@ -69,15 +60,6 @@ function is_arm64()
   uname -m | grep -qE 'arm64|aarch64'
 }
 
-#---  FUNCTION  -------------------------------------------------------------------------------------------------------
-#          NAME:  is_arm32
-#   DESCRIPTION:  Check whether the platform is ARM or not.
-#----------------------------------------------------------------------------------------------------------------------
-function is_arm()
-{
-  is_arm32 || is_arm64
-}
-
 #---  FUNCTION  -------------------------------------------------------------------------------------------------------
 #          NAME:  install_pkgs
 #   DESCRIPTION:  Install packages using apt-get install.
@@ -90,6 +72,9 @@ function install_pkgs()
 #---  FUNCTION  -------------------------------------------------------------------------------------------------------
 #          NAME:  download
 #   DESCRIPTION:  Download the content from the given URL and save it into the specified file.
+#     ARGUMENTS:
+#             1:  URL where the file is hosted.
+#             2:  Filename (with path) for the downloaded file.
 #----------------------------------------------------------------------------------------------------------------------
 function download()
 {
@@ -97,7 +82,6 @@ function download()
   local FILE_NAME="$2"
 
   local WGET_ARGS=(--quiet)
-  is_arm32 && WGET_ARGS+=(--no-check-certificate)
 
   log_info "Downloading ${FILE_NAME} from ${URL} ..."
   wget ${WGET_ARGS[@]} -O "${FILE_NAME}" "${URL}"
@@ -112,6 +96,9 @@ function download()
 #---  FUNCTION  -------------------------------------------------------------------------------------------------------
 #          NAME:  check_sha256
 #   DESCRIPTION:  Compute the SHA256 hash for the given file and check if it matches the expected one.
+#     ARGUMENTS:
+#             1:  The file to check.
+#             2:  The expected SHA256 checksum.
 #----------------------------------------------------------------------------------------------------------------------
 function check_sha256()
 {
@@ -133,6 +120,8 @@ function check_sha256()
 #---  FUNCTION  -------------------------------------------------------------------------------------------------------
 #          NAME:  extract
 #   DESCRIPTION:  Extract the given .tar.gz into the current directory.
+#     ARGUMENTS:
+#             1:  The file to extract.
 #----------------------------------------------------------------------------------------------------------------------
 function extract()
 {
@@ -140,3 +129,20 @@ function extract()
   log_info "Unpacking file: ${FILE}"
   tar xzf "${FILE}" --strip-components 1
 }
+
+#---  FUNCTION  -------------------------------------------------------------------------------------------------------
+#          NAME:  add_salt_repository
+#   DESCRIPTION:  Add salt repository to packages sources.
+#----------------------------------------------------------------------------------------------------------------------
+function add_salt_repository()
+{
+  local arch=amd64
+  is_arm64 && arch=arm64
+  source /etc/os-release
+
+  local keyring_file="/etc/apt/keyrings/salt-archive-keyring.gpg"
+  local root_url="https://repo.saltproject.io/salt/py3/ubuntu/${VERSION_ID:?}/${arch}"
+
+  download "${root_url}/SALT-PROJECT-GPG-PUBKEY-2023.gpg" "${keyring_file}"
+  echo "deb [signed-by=${keyring_file} arch=${arch}] ${root_url}/minor/${SALT_VERSION} ${VERSION_CODENAME:?} main" > /etc/apt/sources.list.d/salt.list
+}
diff --git a/assets/build/install.sh b/assets/build/install.sh
index c51a764..1631488 100755
--- a/assets/build/install.sh
+++ b/assets/build/install.sh
@@ -11,66 +11,35 @@ source "${FUNCTIONS_FILE}"
 
 log_info "Installing required packages and build dependencies ..."
 REQUIRED_PACKAGES=(
-  libssl3 zlib1g libffi7 libpcre3 libgssapi3-heimdal
+  binutils patchelf
 )
 
-BUILD_DEPENDENCIES=(
-  make gcc g++
-)
+BUILD_DEPENDENCIES=()
+
+log_info "Adding salt repository..."
+add_salt_repository
 
 apt-get update
 install_pkgs "${REQUIRED_PACKAGES[@]}" "${BUILD_DEPENDENCIES[@]}"
 
 # Create salt user
+# https://manpages.ubuntu.com/manpages/xenial/en/man8/useradd.8.html
 log_info "Creating ${SALT_USER} user ..."
-useradd -d "${SALT_HOME}" -ms /bin/bash -U -G root,sudo,shadow "${SALT_USER}"
+useradd --home-dir "${SALT_HOME}" --create-home \
+  --shell /bin/bash --user-group "${SALT_USER}" \
+  --groups shadow
 
 # Set PATH
 exec_as_salt cat >> "${SALT_HOME}/.profile" <<EOF
 PATH=/usr/local/sbin:/usr/local/bin:\$PATH
 EOF
 
-# Install python3 packages
-log_info "Installing python3 packages ..."
-install_pkgs --quiet \
-  python3-mako python3-pycryptodome python3-cherrypy3 \
-  python3-git python3-requests python3-redis python3-gnupg \
-  python3-mysqldb python3-dateutil python3-libnacl python3-openssl \
-  python3-pygit2
+# Install salt packages
+log_info "Installing salt packages ..."
+install_pkgs salt-master="${SALT_VERSION}" salt-api="${SALT_VERSION}"
 
-# Downloading bootstrap-salt.sh script
-BOOTSTRAP_VERSION='2023.04.06'
-BOOTSTRAP_URL="https://github.com/saltstack/salt-bootstrap/releases/download/v${BOOTSTRAP_VERSION}/bootstrap-salt.sh"
-BOOTSTRAP_FILE='bootstrap-salt.sh'
-BOOTSTRAP_SHA256='994bf7e8bd92fe6d70d291c7562aff299f5651046b4e76dfa506cee0d9bb0843'
-
-download "${BOOTSTRAP_URL}" "${BOOTSTRAP_FILE}"
-check_sha256 "${BOOTSTRAP_FILE}" "${BOOTSTRAP_SHA256}"
-
-# Bootstrap script options:
-# https://docs.saltproject.io/salt/install-guide/en/latest/topics/bootstrap.html
-## -M: install Salt Master by default
-## -N: Do not install salt-minion
-## -X: Do not start daemons after installation
-## -d: Disables checking if Salt services are enabled to start on system boot
-## -P: Allow pip based installations
-## -p: Extra-package to install
-SALT_BOOTSTRAP_OPTS=( -M -N -X -d -P -p salt-api -p salt-call )
-
-## -I: allow insecure connections while downloading any files
-is_arm32 && SALT_BOOTSTRAP_OPTS+=( -I )
-
-log_info "Installing saltstack ..."
-log_debug "Options: ${SALT_BOOTSTRAP_OPTS[@]}"
-sh "${BOOTSTRAP_FILE}" ${SALT_BOOTSTRAP_OPTS[@]} git "v${SALT_VERSION}"
-chown -R "${SALT_USER}": "${SALT_ROOT_DIR}"
-
-# Patch to remove salt-minion
-SALT_MINION="$(command -v salt-minion)"
-if [[ -n "${SALT_MINION}" ]]; then
-  log_warn "Removing salt-minion ..."
-  rm -f "${SALT_MINION}"
-fi
+# Install python packages
+exec_as_salt salt-pip install pygit2==1.12.0
 
 # Configure ssh
 log_info "Configuring ssh ..."
@@ -81,11 +50,13 @@ sed -i -e "s|^[# ]*StrictHostKeyChecking.*$|    StrictHostKeyChecking no|" /etc/
   echo "#   IdentityFile salt_ssh_key"
 } >> /etc/ssh/ssh_config
 
+SUPERVISOR_CONFIG_FILE=/etc/supervisor/supervisord.conf
+
 # Configure logrotate
 log_info "Configuring logrotate ..."
 
 # move supervisord.log file to ${SALT_LOGS_DIR}/supervisor/
-sed -i "s|^[#]*logfile=.*|logfile=${SALT_LOGS_DIR}/supervisor/supervisord.log ;|" /etc/supervisor/supervisord.conf
+sed -i "s|^[#]*logfile=.*|logfile=${SALT_LOGS_DIR}/supervisor/supervisord.log ;|" "${SUPERVISOR_CONFIG_FILE}"
 
 # fix "unknown group 'syslog'" error preventing logrotate from functioning
 sed -i "s|^su root syslog$|su root root|" /etc/logrotate.conf
@@ -93,13 +64,20 @@ sed -i "s|^su root syslog$|su root root|" /etc/logrotate.conf
 # Configure supervisor
 log_info "Configuring supervisor ..."
 
+# run supervisord as root
+if grep -E "^user=" "${SUPERVISOR_CONFIG_FILE}"; then
+  sed -i "s|^user=.*|user=root|" "${SUPERVISOR_CONFIG_FILE}"
+else
+  sed -i "s|^\[supervisord\]\$|[supervisord]\nuser=root|" "${SUPERVISOR_CONFIG_FILE}"
+fi
+
 # configure supervisord to start salt-master
 cat > /etc/supervisor/conf.d/salt-master.conf <<EOF
 [program:salt-master]
 priority=5
 directory=${SALT_HOME}
 environment=HOME=${SALT_HOME}
-command=/usr/local/bin/salt-master
+command=/usr/bin/salt-master
 user=root
 autostart=true
 autorestart=true
@@ -122,7 +100,7 @@ stderr_logfile=${SALT_LOGS_DIR}/supervisor/%(program_name)s.log
 EOF
 
 # Purge build dependencies and cleanup apt
-apt-get purge -y --auto-remove "${BUILD_DEPENDENCIES[@]}"
+(( ${#BUILD_DEPENDENCIES[@]} != 0 )) && apt-get purge -y --auto-remove "${BUILD_DEPENDENCIES[@]}"
 apt-get clean --yes
 rm -rf /var/lib/apt/lists/*
 
diff --git a/assets/runtime/functions.sh b/assets/runtime/functions.sh
index 1c753bd..7bfcea0 100755
--- a/assets/runtime/functions.sh
+++ b/assets/runtime/functions.sh
@@ -448,7 +448,7 @@ EOF
 priority=10
 directory=${SALT_HOME}
 environment=HOME=${SALT_HOME}
-command=/usr/local/bin/salt-api
+command=/usr/bin/salt-api
 user=root
 autostart=true
 autorestart=true
diff --git a/docker-compose.yml b/docker-compose.yml
index dcc3c06..0b38fb5 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -6,9 +6,9 @@ services:
     image: ghcr.io/cdalvaro/docker-salt-master:latest
     restart: unless-stopped
     volumes:
-      - "./roots/:/home/salt/data/srv"
-      - "./keys/:/home/salt/data/keys"
-      - "./logs/:/home/salt/data/logs"
+      - "./roots:/home/salt/data/srv"
+      - "./keys:/home/salt/data/keys"
+      - "./logs:/home/salt/data/logs"
     ports:
       - "4505:4505"
       - "4506:4506"
diff --git a/tests/basic/test.sh b/tests/basic/test.sh
index c5d469d..eab7e73 100755
--- a/tests/basic/test.sh
+++ b/tests/basic/test.sh
@@ -18,10 +18,13 @@ ok "container started"
 
 # Check salt version
 echo "==> Checking salt-master version ..."
-docker-exec salt-master --versions
-EXPECTED_VERSION="$(cat VERSION) (Sulfur)"
-CURRENT_VERSION="$(docker-exec salt-master --version)"
-check_equal "${CURRENT_VERSION}" "salt-master ${EXPECTED_VERSION%%-*}" "salt-master --version"
+output=$(docker-exec salt-master --versions)
+echo "${output}"
+
+# shellcheck disable=SC2016
+CURRENT_VERSION="$(echo -n "${output}" | grep -Ei 'salt: ([^\s]+)' | awk '{print $2}')"
+EXPECTED_VERSION="$(cat VERSION)"
+check_equal "${CURRENT_VERSION%%-*}" "${EXPECTED_VERSION%%-*}" "salt-master version"
 
 # Test image calling healthcheck
 echo "==> Executing healthcheck ..."
diff --git a/tests/gpg/test.sh b/tests/gpg/test.sh
index d224302..f360b42 100755
--- a/tests/gpg/test.sh
+++ b/tests/gpg/test.sh
@@ -14,8 +14,8 @@ trap cleanup EXIT
 # Run test instance
 echo "==> Starting docker-salt-master (${PLATFORM}) config ..."
 start_container_and_wait \
-  --volume "${SCRIPT_PATH}/roots/":/home/salt/data/srv/:ro \
-  --volume "${SCRIPT_PATH}/keys/":/home/salt/data/keys/ \
+  --volume "${SCRIPT_PATH}/roots":/home/salt/data/srv:ro \
+  --volume "${SCRIPT_PATH}/keys":/home/salt/data/keys \
 || error "container started"
 ok "container started"
 
diff --git a/tests/lib/common.sh b/tests/lib/common.sh
index a1b9da2..f3a57ce 100644
--- a/tests/lib/common.sh
+++ b/tests/lib/common.sh
@@ -171,8 +171,8 @@ EOF
   --env PUID="$(id -u)" --env PGID="$(id -g)" \
   --env SALT_LOG_LEVEL='info' \
   --platform "${PLATFORM}" ${DOCKER_ARGS[@]} \
-  --volume "${LOGS_DIR}/":/home/salt/data/logs/ \
-  --volume "${SCRIPT_PATH}/config/":/home/salt/data/config/:ro \
+  --volume "${LOGS_DIR}":/home/salt/data/logs \
+  --volume "${SCRIPT_PATH}/config":/home/salt/data/config:ro \
   "${IMAGE_NAME}" || return 1
 
   echo "==> Waiting ${BOOTUP_WAIT_SECONDS} seconds for the container to be ready ..."
diff --git a/tests/salt-api/test.sh b/tests/salt-api/test.sh
index ae19446..43a8c46 100755
--- a/tests/salt-api/test.sh
+++ b/tests/salt-api/test.sh
@@ -51,11 +51,15 @@ ok "container started"
 
 # Test salt-api authentication
 echo "==> Getting salt-api token ..."
-SALTAPI_TOKEN=$(curl -sSk "${SALTAPI_URL%/}/login" \
+CURL_OUTPUT="$(curl -sSk "${SALTAPI_URL%/}/login" \
   -H "Accept: application/x-yaml" \
   -d username="${SALTAPI_USER}" \
   -d password="${SALTAPI_PASS}" \
-  -d eauth="${SALTAPI_EAUTH}" | grep 'token:' | cut -d' ' -f 4)
+  -d eauth="${SALTAPI_EAUTH}")"
+echo "${CURL_OUTPUT}"
+
+SALTAPI_TOKEN=
+SALTAPI_TOKEN="$(echo -n "${CURL_OUTPUT}" | grep -Ei 'token: ([^\s]+)' | awk '{print $2}')"
 [ -n "${SALTAPI_TOKEN}" ] || error "salt-api token"
 ok "salt-api token"
 
@@ -89,11 +93,15 @@ ok "container started"
 
 # Test salt-api authentication
 echo "==> Getting salt-api token (pass via file) ..."
-SALTAPI_TOKEN=$(curl -sSk "${SALTAPI_URL%/}/login" \
+CURL_OUTPUT="$(curl -sSk "${SALTAPI_URL%/}/login" \
   -H "Accept: application/x-yaml" \
   -d username="${SALTAPI_USER}" \
   -d password="${SALTAPI_PASS}" \
-  -d eauth="${SALTAPI_EAUTH}" | grep 'token:' | cut -d' ' -f 4)
+  -d eauth="${SALTAPI_EAUTH}")"
+echo "${CURL_OUTPUT}"
+
+SALTAPI_TOKEN=
+SALTAPI_TOKEN="$(echo -n "${CURL_OUTPUT}" | grep -Ei 'token: ([^\s]+)' | awk '{print $2}')"
 [ -n "${SALTAPI_TOKEN}" ] || error "salt-api token"
 ok "salt-api token"