diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 1db8fc35a4bf2a58b58c86b426a364ae5dc1611b..468313099406bb919f3ab0ba7984e81b5ea560c7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -4,11 +4,11 @@ stages:
   - build
 
 services:
-  - name: docker.griefed.dev/griefed/gitlab-ci-cd:2.2.9
+  - name: docker.griefed.dev/griefed/gitlab-ci-cd:2.2.12
     alias: docker
     command: ["--experimental"]
 
-image: docker.griefed.dev/griefed/gitlab-ci-cd:2.2.9
+image: docker.griefed.dev/griefed/gitlab-ci-cd:2.2.12
 
 variables:
   project_name: $CI_PROJECT_NAME
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 89b2d903199952da86540b3f2eb4a1762de593fc..17092891062fd24e80e876fd24dca8a659c1107a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,35 @@
+## [2.1.20](https://git.griefed.de/prosper/docker-baseimage-ubuntu/compare/2.1.19...2.1.20) (2023-07-02)
+
+
+### 🦊 CI/CD
+
+* Update installed packages in Docker container. ([28d75ac](https://git.griefed.de/prosper/docker-baseimage-ubuntu/commit/28d75ac661c5727a23eeea8a5f626d1caf55332a))
+
+
+### Other
+
+* **deps:** update alpine docker tag to v3.18 ([32a9af1](https://git.griefed.de/prosper/docker-baseimage-ubuntu/commit/32a9af14cb563ae3b8b886625249fdcf3551a9fe))
+* **deps:** update ghcr.io/griefed/gitlab-ci-cd docker tag to v2.2.11 ([df843de](https://git.griefed.de/prosper/docker-baseimage-ubuntu/commit/df843de45b9cddcea0ed87e44c71bae23e7e26f4))
+
+## [2.1.19](https://git.griefed.de/prosper/docker-baseimage-ubuntu/compare/2.1.18...2.1.19) (2023-06-02)
+
+
+### 🦊 CI/CD
+
+* Update installed packages in Docker container. ([23504f5](https://git.griefed.de/prosper/docker-baseimage-ubuntu/commit/23504f539e111ac52b2b8490f8777d46628eb8d7))
+
+
+### Other
+
+* **deps:** update ghcr.io/griefed/gitlab-ci-cd docker tag to v2.2.10 ([edd114e](https://git.griefed.de/prosper/docker-baseimage-ubuntu/commit/edd114e0ce83dd853bf9af6ff7c7266d94334720))
+
+## [2.1.18](https://git.griefed.de/prosper/docker-baseimage-ubuntu/compare/2.1.17...2.1.18) (2023-05-02)
+
+
+### 🦊 CI/CD
+
+* Update installed packages in Docker container. ([c3eafc9](https://git.griefed.de/prosper/docker-baseimage-ubuntu/commit/c3eafc930f91bed84c8c6c1070dcaa6a8937bc8f))
+
 ## [2.1.17](https://git.griefed.de/prosper/docker-baseimage-ubuntu/compare/2.1.16...2.1.17) (2023-04-04)
 
 
diff --git a/Dockerfile b/Dockerfile
index 45d7cd8f0520be40c994d57e2ce309500bb3cde6..bcc9e0976b0fbe57b0a7324e6558e11ccc5897ef 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.17 as fetcher
+FROM alpine:3.18 as fetcher
 
 # Ubuntu focal architecture
 ARG FOCAL_ARCH="amd64"
diff --git a/package_versions.txt b/package_versions.txt
index 22d61962e6cb8dcab5c15fffe9696e8861af4407..3a7ef34da61d0a7479de2e3d0925fbcdae5f1827 100755
--- a/package_versions.txt
+++ b/package_versions.txt
@@ -6,9 +6,9 @@ apt-utils/now 2.0.9 amd64 [installed,local]
 base-files/now 11ubuntu5.7 amd64 [installed,local]
 base-passwd/now 3.5.47 amd64 [installed,local]
 bash/now 5.0-6ubuntu1.2 amd64 [installed,local]
-bsdutils/now 1:2.34-0.1ubuntu9.3 amd64 [installed,local]
+bsdutils/now 1:2.34-0.1ubuntu9.4 amd64 [installed,local]
 bzip2/now 1.0.8-2 amd64 [installed,local]
-ca-certificates/now 20211016ubuntu0.20.04.1 all [installed,local]
+ca-certificates/now 20230311ubuntu0.20.04.1 all [installed,local]
 coreutils/now 8.30-3ubuntu2 amd64 [installed,local]
 curl/now 7.68.0-1ubuntu2.18 amd64 [installed,local]
 dash/now 0.5.10.2-6 amd64 [installed,local]
@@ -18,12 +18,12 @@ diffutils/now 1:3.7-3 amd64 [installed,local]
 dirmngr/now 2.2.19-3ubuntu2.2 amd64 [installed,local]
 dpkg/now 1.19.7ubuntu3.2 amd64 [installed,local]
 e2fsprogs/now 1.45.5-2ubuntu1.1 amd64 [installed,local]
-fdisk/now 2.34-0.1ubuntu9.3 amd64 [installed,local]
+fdisk/now 2.34-0.1ubuntu9.4 amd64 [installed,local]
 file/now 1:5.38-4 amd64 [installed,local]
 findutils/now 4.7.0-1ubuntu1 amd64 [installed,local]
 gcc-10-base/now 10.3.0-1ubuntu1~20.04 amd64 [installed,local]
-git-man/now 1:2.25.1-1ubuntu3.10 all [installed,local]
-git/now 1:2.25.1-1ubuntu3.10 amd64 [installed,local]
+git-man/now 1:2.25.1-1ubuntu3.11 all [installed,local]
+git/now 1:2.25.1-1ubuntu3.11 amd64 [installed,local]
 gnupg-l10n/now 2.2.19-3ubuntu2.2 all [installed,local]
 gnupg/now 2.2.19-3ubuntu2.2 all [installed,local]
 gnupg-utils/now 2.2.19-3ubuntu2.2 amd64 [installed,local]
@@ -50,7 +50,7 @@ libassuan0/now 2.5.3-7ubuntu2 amd64 [installed,local]
 libattr1/now 1:2.4.48-5 amd64 [installed,local]
 libaudit1/now 1:2.8.5-2ubuntu6 amd64 [installed,local]
 libaudit-common/now 1:2.8.5-2ubuntu6 all [installed,local]
-libblkid1/now 2.34-0.1ubuntu9.3 amd64 [installed,local]
+libblkid1/now 2.34-0.1ubuntu9.4 amd64 [installed,local]
 libbrotli1/now 1.0.7-6ubuntu0.1 amd64 [installed,local]
 libbsd0/now 0.10.0-1 amd64 [installed,local]
 libbz2-1.0/now 1.0.8-2 amd64 [installed,local]
@@ -69,7 +69,7 @@ libedit2/now 3.1-20191231-1 amd64 [installed,local]
 liberror-perl/now 0.17029-1 all [installed,local]
 libexpat1/now 2.2.9-1ubuntu0.6 amd64 [installed,local]
 libext2fs2/now 1.45.5-2ubuntu1.1 amd64 [installed,local]
-libfdisk1/now 2.34-0.1ubuntu9.3 amd64 [installed,local]
+libfdisk1/now 2.34-0.1ubuntu9.4 amd64 [installed,local]
 libffi7/now 3.3-4 amd64 [installed,local]
 libfido2-1/now 1.3.1-1ubuntu2 amd64 [installed,local]
 libgcc-s1/now 10.3.0-1ubuntu1~20.04 amd64 [installed,local]
@@ -102,12 +102,12 @@ liblz4-1/now 1.9.2-2ubuntu0.20.04.1 amd64 [installed,local]
 liblzma5/now 5.2.4-1ubuntu1.1 amd64 [installed,local]
 libmagic1/now 1:5.38-4 amd64 [installed,local]
 libmagic-mgc/now 1:5.38-4 amd64 [installed,local]
-libmount1/now 2.34-0.1ubuntu9.3 amd64 [installed,local]
+libmount1/now 2.34-0.1ubuntu9.4 amd64 [installed,local]
 libmpdec2/now 2.4.2-3 amd64 [installed,local]
-libncurses6/now 6.2-0ubuntu2 amd64 [installed,local]
-libncursesw6/now 6.2-0ubuntu2 amd64 [installed,local]
+libncurses6/now 6.2-0ubuntu2.1 amd64 [installed,local]
+libncursesw6/now 6.2-0ubuntu2.1 amd64 [installed,local]
 libnettle7/now 3.5.1+really3.5.1-2ubuntu0.2 amd64 [installed,local]
-libnghttp2-14/now 1.40.0-1build1 amd64 [installed,local]
+libnghttp2-14/now 1.40.0-1ubuntu0.1 amd64 [installed,local]
 libnpth0/now 1.6-1 amd64 [installed,local]
 libogg0/now 1.3.4-0ubuntu1 amd64 [installed,local]
 libonig5/now 6.9.4-1 amd64 [installed,local]
@@ -118,12 +118,12 @@ libpam-modules/now 1.3.1-5ubuntu4.6 amd64 [installed,local]
 libpam-runtime/now 1.3.1-5ubuntu4.6 all [installed,local]
 libpcre2-8-0/now 10.34-7ubuntu0.1 amd64 [installed,local]
 libpcre3/now 2:8.39-12ubuntu0.1 amd64 [installed,local]
-libperl5.30/now 5.30.0-9ubuntu0.3 amd64 [installed,local]
+libperl5.30/now 5.30.0-9ubuntu0.4 amd64 [installed,local]
 libprocps8/now 2:3.3.16-1ubuntu2.3 amd64 [installed,local]
 libpsl5/now 0.21.0-1ubuntu1 amd64 [installed,local]
-libpython3.8-minimal/now 3.8.10-0ubuntu1~20.04.7 amd64 [installed,local]
-libpython3.8/now 3.8.10-0ubuntu1~20.04.7 amd64 [installed,local]
-libpython3.8-stdlib/now 3.8.10-0ubuntu1~20.04.7 amd64 [installed,local]
+libpython3.8-minimal/now 3.8.10-0ubuntu1~20.04.8 amd64 [installed,local]
+libpython3.8/now 3.8.10-0ubuntu1~20.04.8 amd64 [installed,local]
+libpython3.8-stdlib/now 3.8.10-0ubuntu1~20.04.8 amd64 [installed,local]
 libreadline8/now 8.0-4 amd64 [installed,local]
 libroken18-heimdal/now 7.7.0+dfsg-1ubuntu1.4 amd64 [installed,local]
 librtmp1/now 2.4+20151223.gitfa8646d.1-2build1 amd64 [installed,local]
@@ -135,24 +135,24 @@ libselinux1/now 3.0-1build2 amd64 [installed,local]
 libsemanage1/now 3.0-1build2 amd64 [installed,local]
 libsemanage-common/now 3.0-1build2 all [installed,local]
 libsepol1/now 3.0-1ubuntu0.1 amd64 [installed,local]
-libsmartcols1/now 2.34-0.1ubuntu9.3 amd64 [installed,local]
+libsmartcols1/now 2.34-0.1ubuntu9.4 amd64 [installed,local]
 libsqlite3-0/now 3.31.1-4ubuntu0.5 amd64 [installed,local]
 libss2/now 1.45.5-2ubuntu1.1 amd64 [installed,local]
-libssh-4/now 0.9.3-2ubuntu2.2 amd64 [installed,local]
-libssl1.1/now 1.1.1f-1ubuntu2.17 amd64 [installed,local]
+libssh-4/now 0.9.3-2ubuntu2.3 amd64 [installed,local]
+libssl1.1/now 1.1.1f-1ubuntu2.19 amd64 [installed,local]
 libstdc++6/now 10.3.0-1ubuntu1~20.04 amd64 [installed,local]
-libsystemd0/now 245.4-4ubuntu3.20 amd64 [installed,local]
+libsystemd0/now 245.4-4ubuntu3.22 amd64 [installed,local]
 libtasn1-6/now 4.16.0-2 amd64 [installed,local]
 libtdb1/now 1.4.5-0ubuntu0.20.04.1 amd64 [installed,local]
-libtinfo6/now 6.2-0ubuntu2 amd64 [installed,local]
-libudev1/now 245.4-4ubuntu3.20 amd64 [installed,local]
+libtinfo6/now 6.2-0ubuntu2.1 amd64 [installed,local]
+libudev1/now 245.4-4ubuntu3.22 amd64 [installed,local]
 libunistring2/now 0.9.10-2 amd64 [installed,local]
-libuuid1/now 2.34-0.1ubuntu9.3 amd64 [installed,local]
+libuuid1/now 2.34-0.1ubuntu9.4 amd64 [installed,local]
 libvorbis0a/now 1.3.6-2ubuntu1 amd64 [installed,local]
 libvorbisfile3/now 1.3.6-2ubuntu1 amd64 [installed,local]
 libwind0-heimdal/now 7.7.0+dfsg-1ubuntu1.4 amd64 [installed,local]
-libx11-6/now 2:1.6.9-2ubuntu1.2 amd64 [installed,local]
-libx11-data/now 2:1.6.9-2ubuntu1.2 all [installed,local]
+libx11-6/now 2:1.6.9-2ubuntu1.5 amd64 [installed,local]
+libx11-data/now 2:1.6.9-2ubuntu1.5 all [installed,local]
 libxau6/now 1:1.0.9-0ubuntu1 amd64 [installed,local]
 libxcb1/now 1.14-2 amd64 [installed,local]
 libxdmcp6/now 1:1.1.3-0ubuntu1 amd64 [installed,local]
@@ -165,19 +165,19 @@ logsave/now 1.45.5-2ubuntu1.1 amd64 [installed,local]
 lsb-base/now 11.1.0ubuntu2 all [installed,local]
 mawk/now 1.3.4.20200120-2 amd64 [installed,local]
 mime-support/now 3.64ubuntu1 all [installed,local]
-mount/now 2.34-0.1ubuntu9.3 amd64 [installed,local]
+mount/now 2.34-0.1ubuntu9.4 amd64 [installed,local]
 nano/now 4.8-1ubuntu1 amd64 [installed,local]
-ncurses-base/now 6.2-0ubuntu2 all [installed,local]
-ncurses-bin/now 6.2-0ubuntu2 amd64 [installed,local]
+ncurses-base/now 6.2-0ubuntu2.1 all [installed,local]
+ncurses-bin/now 6.2-0ubuntu2.1 amd64 [installed,local]
 netbase/now 6.1 all [installed,local]
 net-tools/now 1.60+git20180626.aebd88e-1ubuntu1 amd64 [installed,local]
-openssh-client/now 1:8.2p1-4ubuntu0.5 amd64 [installed,local]
-openssl/now 1.1.1f-1ubuntu2.17 amd64 [installed,local]
+openssh-client/now 1:8.2p1-4ubuntu0.7 amd64 [installed,local]
+openssl/now 1.1.1f-1ubuntu2.19 amd64 [installed,local]
 passwd/now 1:4.8.1-1ubuntu5.20.04.4 amd64 [installed,local]
 patch/now 2.7.6-6 amd64 [installed,local]
-perl-base/now 5.30.0-9ubuntu0.3 amd64 [installed,local]
-perl-modules-5.30/now 5.30.0-9ubuntu0.3 all [installed,local]
-perl/now 5.30.0-9ubuntu0.3 amd64 [installed,local]
+perl-base/now 5.30.0-9ubuntu0.4 amd64 [installed,local]
+perl-modules-5.30/now 5.30.0-9ubuntu0.4 all [installed,local]
+perl/now 5.30.0-9ubuntu0.4 amd64 [installed,local]
 pinentry-curses/now 1.1.0-3build1 amd64 [installed,local]
 procps/now 2:3.3.16-1ubuntu2.3 amd64 [installed,local]
 publicsuffix/now 20200303.0012-1 all [installed,local]
@@ -187,15 +187,15 @@ sensible-utils/now 0.0.12+nmu1 all [installed,local]
 sound-theme-freedesktop/now 0.8-2ubuntu1 all [installed,local]
 sysvinit-utils/now 2.96-2.1ubuntu1 amd64 [installed,local]
 tar/now 1.30+dfsg-7ubuntu0.20.04.3 amd64 [installed,local]
-tzdata/now 2022g-0ubuntu0.20.04.1 all [installed,local]
+tzdata/now 2023c-0ubuntu0.20.04.2 all [installed,local]
 ubuntu-keyring/now 2020.02.11.4 all [installed,local]
 unzip/now 6.0-25ubuntu1.1 amd64 [installed,local]
-util-linux/now 2.34-0.1ubuntu9.3 amd64 [installed,local]
-vim-common/now 2:8.1.2269-1ubuntu5.12 all [installed,local]
-vim/now 2:8.1.2269-1ubuntu5.12 amd64 [installed,local]
-vim-runtime/now 2:8.1.2269-1ubuntu5.12 all [installed,local]
+util-linux/now 2.34-0.1ubuntu9.4 amd64 [installed,local]
+vim-common/now 2:8.1.2269-1ubuntu5.15 all [installed,local]
+vim/now 2:8.1.2269-1ubuntu5.15 amd64 [installed,local]
+vim-runtime/now 2:8.1.2269-1ubuntu5.15 all [installed,local]
 xauth/now 1:1.1-0ubuntu1 amd64 [installed,local]
-xxd/now 2:8.1.2269-1ubuntu5.12 amd64 [installed,local]
+xxd/now 2:8.1.2269-1ubuntu5.15 amd64 [installed,local]
 xz-utils/now 5.2.4-1ubuntu1.1 amd64 [installed,local]
 zip/now 3.0-11build1 amd64 [installed,local]
 zlib1g/now 1:1.2.11.dfsg-2ubuntu1.5 amd64 [installed,local]