diff --git a/.github/workflows/o2-full-deps.yml b/.github/workflows/o2-full-deps.yml
index e3c4bd67..bb909426 100644
--- a/.github/workflows/o2-full-deps.yml
+++ b/.github/workflows/o2-full-deps.yml
@@ -84,6 +84,42 @@ jobs:
           rclone --config /tmp/rclone.conf --transfers=10 --progress --delete-before \
                  sync local:./ rpms3:alibuild-repo/RPMS/o2-full-deps_el8.x86-64/
 
+  rpm-el9:
+    runs-on: ubuntu-latest
+    container: almalinux:9
+    env:
+      ALIBUILD_TAG: v1.15.0
+
+    steps:
+      # For rpms/*.spec
+      - uses: actions/checkout@v3
+
+      - name: Install prerequisites
+        run: |
+          set -x
+          yum clean all
+          yum update -y
+          yum install -y rpm-build scl-utils-build createrepo unzip git python3 python3-pip python3-setuptools
+          curl https://rclone.org/install.sh | bash
+          cat << EOF > /tmp/rclone.conf
+          ${{ secrets.S3_RCLONE_CONFIG }}
+          EOF
+
+      - name: Build the EL9 RPM and create a yum repo
+        run: |
+          set -x
+          rpmbuild -ba rpms/o2-prereq-alma9.spec
+          git clone -b "$ALIBUILD_TAG" https://github.com/alisw/alibuild
+          pushd alibuild
+            python3 setup.py bdist_rpm --requires python3,git,python3-pyyaml,python3-requests,python3-distro
+            cp dist/alibuild-*.noarch.rpm ~/rpmbuild/RPMS/x86_64/
+          popd
+          cd  ~/rpmbuild/RPMS/x86_64/
+          createrepo .
+          ls -la
+          rclone --config /tmp/rclone.conf --transfers=10 --progress --delete-before \
+                 sync local:./ rpms3:alibuild-repo/RPMS/o2-full-deps_el9.x86-64/
+
   rpm-fedora:
     runs-on: ubuntu-latest
     container: fedora:33
diff --git a/rpms/o2-prereq-alma9.spec b/rpms/o2-prereq-alma9.spec
new file mode 100644
index 00000000..940c19ce
--- /dev/null
+++ b/rpms/o2-prereq-alma9.spec
@@ -0,0 +1,87 @@
+%global scl_name_prefix alice-
+%global scl_name_base o2-full-deps
+
+%global scl %{scl_name_prefix}%{scl_name_base}
+
+# Optional but recommended: define nfsmountable
+%global nfsmountable 1
+
+%scl_package %scl
+%global _scl_prefix /opt/alice
+
+Summary: Package that installs %scl
+Name: %scl_name
+Version: 1
+Release: 1%{?dist}
+License: GPLv2+
+Requires: make rsync glew-devel pigz which git mysql-devel curl curl-devel bzip2 bzip2-devel unzip autoconf automake texinfo gettext gettext-devel libtool freetype freetype-devel libpng libpng-devel sqlite sqlite-devel ncurses-devel mesa-libGLU-devel libX11-devel libXpm-devel libXext-devel libXft-devel libXi-devel libxml2 libxml2-devel motif motif-devel kernel-devel pciutils-devel kmod-devel bison flex perl-ExtUtils-Embed environment-modules tk-devel libXinerama-devel libXcursor-devel libXrandr-devel subversion-devel apr-util-devel apr-devel
+BuildRequires: scl-utils-build
+
+%description
+Metapackage which brings in all AliceO2 dependencies
+
+%package runtime
+Summary: Package that handles %scl Software Collection.
+Requires: scl-utils
+
+%description runtime
+Package shipping essential scripts to work with %scl Software Collection.
+
+%package build
+Summary: Package shipping basic build configuration
+Requires: scl-utils-build
+
+%description build
+Package shipping essential configuration macros to build %scl Software Collection.
+
+%prep
+%setup -c -T
+
+%install
+%scl_install
+
+# There are currently no published RPMs for el9, so to avoid error messages
+# from "yum update", don't install the .repo files.
+#mkdir -p $RPM_BUILD_ROOT%_root_sysconfdir/yum.repos.d
+#cat > $RPM_BUILD_ROOT%_root_sysconfdir/yum.repos.d/alisw.repo <<EOF
+#[alisw]
+#name=ALICE Software - EL9
+#baseurl=https://s3.cern.ch/swift/v1/alibuild-repo/RPMS/el9.x86_64/
+#enabled=0
+#gpgcheck=0
+#EOF
+#
+#cat > $RPM_BUILD_ROOT%_root_sysconfdir/yum.repos.d/alisw-upd.repo <<EOF
+#[alisw-upd]
+#name=ALICE Software - EL9
+#baseurl=https://s3.cern.ch/swift/v1/alibuild-repo/UpdRPMS/el9.x86_64/
+#enabled=0
+#gpgcheck=0
+#EOF
+
+mkdir -p %{buildroot}%{_scl_prefix}
+cat >> %{buildroot}%{_scl_scripts}/enable << EOF
+export PATH="%{_bindir}:%{_sbindir}\${PATH:+:\${PATH}}"
+export LD_LIBRARY_PATH="%{_libdir}\${LD_LIBRARY_PATH:+:\${LD_LIBRARY_PATH}}"
+export MANPATH="%{_mandir}:\${MANPATH:-}"
+export PKG_CONFIG_PATH="%{_libdir}/pkgconfig\${PKG_CONFIG_PATH:+:\${PKG_CONFIG_PATH}}"
+EOF
+
+# Install the generated man page
+mkdir -p %{buildroot}%{_mandir}/man7/
+#install -p -m 644 %{scl_name}.7 %{buildroot}%{_mandir}/man7/
+
+%files
+
+%files runtime -f filelist
+%scl_files
+#%_root_sysconfdir/yum.repos.d/alisw-el8.repo
+#%_root_sysconfdir/yum.repos.d/alisw-upd-el8.repo
+
+%files build
+%{_root_sysconfdir}/rpm/macros.%{scl}-config
+
+%changelog
+* Fri Nov 02 2023 Timo Wilken &lt;timo.wilken@cern.ch&gt; 1-1
+- Initial package
+