diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 41ed12e678..1b8fd10099 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,32 +31,38 @@ jobs:
               run:
                   python setup/unix-ci.py test
 
-    # archtest:
-    #     name: Test on Arch
-    #     runs-on: ubuntu-latest
-    #     container:
-    #         image: 'archlinux/base:latest'
-    #         env:
-    #             CI: 'true'
-    #     steps:
-    #         - name: Prepare the container
-    #           run: |
-    #             pacman -Syu --noconfirm
-    #             pacman -S --noconfirm tar
-    #
-    #         - name: Checkout source code
-    #           uses: actions/checkout@master
-    #           with:
-    #             fetch-depth: 10
-    #
-    #         - name: Install calibre dependencies
-    #           run: setup/arch-ci.sh
-    #
-    #         - name: Bootstrap calibre
-    #           run: runuser -u ci -- python setup.py bootstrap --ephemeral
-    #
-    #         - name: Test calibre
-    #           run: |
-    #               set -xe
-    #               runuser -u ci -- python setup.py test
-    #               runuser -u ci -- python setup.py test_rs
+    archtest:
+        name: Test on Arch
+        runs-on: ubuntu-latest
+        container:
+            image: 'archlinux/base:latest'
+            env:
+                CI: 'true'
+        steps:
+            - name: Setup container
+              # WORKAROUND for glibc 2.33 and old Docker
+              # See https://github.com/actions/virtual-environments/issues/2658
+              # Thanks to https://github.com/lxqt/lxqt-panel/pull/1562
+              run: |
+                patched_glibc=glibc-linux4-2.33-4-x86_64.pkg.tar.zst
+                curl -LO "https://repo.archlinuxcn.org/x86_64/$patched_glibc"
+                bsdtar -C / -xf "$patched_glibc"
+                pacman -Syu --noconfirm --ignore glibc
+                pacman -S --noconfirm tar
+
+            - name: Checkout source code
+              uses: actions/checkout@master
+              with:
+                fetch-depth: 10
+
+            - name: Install calibre dependencies
+              run: setup/arch-ci.sh
+
+            - name: Bootstrap calibre
+              run: runuser -u ci -- python setup.py bootstrap --ephemeral
+
+            - name: Test calibre
+              run: |
+                  set -xe
+                  runuser -u ci -- python setup.py test
+                  runuser -u ci -- python setup.py test_rs
diff --git a/.github/workflows/translations.yml b/.github/workflows/translations.yml
index ccc26a2ed5..3bc026a8d5 100644
--- a/.github/workflows/translations.yml
+++ b/.github/workflows/translations.yml
@@ -7,16 +7,22 @@ on:
 jobs:
     Push-To-Transifex:
         name: Update translations on Transifex
-        if: github.repository == 'kovidgoyal/calibre-disabled-because-arch-not-running-in-docker'
+        if: github.repository == 'kovidgoyal/calibre'
         runs-on: ubuntu-latest
         container:
             image: 'archlinux/base:latest'
             env:
                 CI: 'true'
         steps:
-            - name: Prepare the container
+            - name: Setup container
+              # WORKAROUND for glibc 2.33 and old Docker
+              # See https://github.com/actions/virtual-environments/issues/2658
+              # Thanks to https://github.com/lxqt/lxqt-panel/pull/1562
               run: |
-                pacman -Syu --noconfirm
+                patched_glibc=glibc-linux4-2.33-4-x86_64.pkg.tar.zst
+                curl -LO "https://repo.archlinuxcn.org/x86_64/$patched_glibc"
+                bsdtar -C / -xf "$patched_glibc"
+                pacman -Syu --noconfirm --ignore glibc
                 pacman -S --noconfirm tar
 
             - name: Checkout source code
diff --git a/setup/arch-ci.sh b/setup/arch-ci.sh
index 6954f7b0d9..02a44c3df6 100755
--- a/setup/arch-ci.sh
+++ b/setup/arch-ci.sh
@@ -4,6 +4,8 @@
 # Copyright (C) 2020 Kovid Goyal <kovid at kovidgoyal.net>
 
 set -xe
-useradd -m ci
+
 pacman -S --noconfirm --needed base-devel sudo git sip pyqt-builder chmlib icu jxrlib hunspell libmtp libusb libwmf optipng podofo python-apsw python-beautifulsoup4 python-cssselect python-css-parser python-dateutil python-dbus python-dnspython python-dukpy python-feedparser python-html2text python-html5-parser python-lxml python-markdown python-mechanize python-msgpack python-netifaces python-unrardll python-pillow python-psutil python-pygments python-pyqt5 python-regex python-zeroconf python-pyqtwebengine qt5-x11extras qt5-svg qt5-imageformats udisks2 hyphen python-pychm python-pycryptodome speech-dispatcher python-sphinx python-urllib3 python-py7zr python-pip python-cchardet
+
+useradd -m ci
 chown -R ci:users $GITHUB_WORKSPACE