diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ef7cd12..4e8b795 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -18,6 +18,10 @@ on:
     branches:
       - master
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   conda:
     name: Python ${{ matrix.python-version }} (${{ matrix.os }})
@@ -42,12 +46,12 @@ jobs:
 
     steps:
     - name: Get source code
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
       with:
         fetch-depth: 0
 
     - name: Cache conda packages
-      uses: actions/cache@v1
+      uses: actions/cache@v4
       env:
         # increment to reset cache
         CACHE_NUMBER: 0
diff --git a/.github/workflows/distribution.yml b/.github/workflows/distribution.yml
index 84a5bed..66a618f 100644
--- a/.github/workflows/distribution.yml
+++ b/.github/workflows/distribution.yml
@@ -12,10 +12,10 @@ jobs:
         os: [ubuntu-20.04]
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - uses: actions/setup-python@v2
+      - uses: actions/setup-python@v5
       - name: Install cibuildwheel
         run: python -m pip install cibuildwheel==2.17.0
 
@@ -31,7 +31,7 @@ jobs:
           CIBW_ARCHS: auto64
           CIBW_MANYLINUX_X86_64_IMAGE: manylinux_2_28
           CIBW_MANYLINUX_PYPY_X86_64_IMAGE: manylinux_2_28
-      - uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v4
         with:
           path: ./wheelhouse/*.whl
   deploy_pypi:
@@ -39,14 +39,14 @@ jobs:
     runs-on: ubuntu-20.04
     needs: build_wheels
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - name: Set up Python 3.8
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v5
       with:
         python-version: 3.8
-    - uses: actions/download-artifact@v2
+    - uses: actions/download-artifact@v4
       with:
         path: ./
     - name: build pycbc for pypi
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 72e25f9..10bfca4 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -19,9 +19,9 @@ jobs:
     name: Flake8
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up Python
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v5
       with:
         python-version: '3.x'
     - name: Install dependencies
diff --git a/.github/workflows/packaging.yml b/.github/workflows/packaging.yml
index 7f0493b..5abd704 100644
--- a/.github/workflows/packaging.yml
+++ b/.github/workflows/packaging.yml
@@ -17,6 +17,10 @@ on:
       - main
       - master
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   tarball:
     name: Tarball
@@ -25,12 +29,12 @@ jobs:
 
     steps:
       - name: Get source code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v5
         with:
           python-version: '3.x'
 
@@ -40,7 +44,7 @@ jobs:
       - name: Create distributions
         run: python -m build --outdir . --sdist .
 
-      - uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v4
         with:
           name: tarball
           path: sbank-*.tar.*
@@ -56,14 +60,14 @@ jobs:
       fail-fast: false
       matrix:
         debian:
-          - buster
+          - bookworm
     runs-on: ubuntu-latest
     container: igwn/base:${{ matrix.debian }}
     env:
       TARBALL: "sbank-*.tar.*"
     steps:
       - name: Download tarball
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
           name: tarball
 
@@ -92,7 +96,7 @@ jobs:
           # create debian source package files
           dpkg-source --build src
 
-      - uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v4
         with:
           name: dsc-${{ matrix.debian }}
           path: |
@@ -109,14 +113,14 @@ jobs:
       fail-fast: false
       matrix:
         debian:
-          - buster
+          - bookworm
     runs-on: ubuntu-latest
     container: igwn/base:${{ matrix.debian }}
     env:
       DSC: "sbank_*.dsc"
     steps:
       - name: Download source package
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
           name: dsc-${{ matrix.debian }}
 
@@ -157,7 +161,7 @@ jobs:
               dpkg --contents "${debf}"
           done
 
-      - uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v4
         with:
           name: deb-${{ matrix.debian }}
           path: |
@@ -174,12 +178,12 @@ jobs:
       fail-fast: false
       matrix:
         debian:
-          - buster
+          - bookworm
     runs-on: ubuntu-latest
     container: igwn/base:${{ matrix.debian }}
     steps:
       - name: Download binary packages
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
           name: deb-${{ matrix.debian }}
 
@@ -202,9 +206,9 @@ jobs:
       - debian-binary
     steps:
       - name: Download debian package
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
-          name: deb-buster
+          name: deb-bookworm
 
       - name: Install lintian
         run: |
@@ -226,21 +230,17 @@ jobs:
       fail-fast: false
       matrix:
         el:
-          - el7-testing
+          - el8-testing
     runs-on: ubuntu-latest
     container: igwn/base:${{ matrix.el }}
     env:
       TARBALL: "sbank-*.tar.*"
     steps:
       - name: Download tarball
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
           name: tarball
 
-      - name: Configure DNF
-        if: matrix.el == 'el7-testing'
-        run: ln -s /usr/bin/yum /usr/bin/dnf
-
       - name: Configure EPEL
         run: |
           dnf -y install epel-release
@@ -249,14 +249,14 @@ jobs:
       - name: Configure rpmbuild
         run: |
           dnf -y install \
-              python-srpm-macros \
+              "*-srpm-macros" \
               rpm-build \
           ;
 
       - name: Create source package
         run: rpmbuild -ts --define "_srcrpmdir $(pwd)" ${TARBALL}
 
-      - uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v4
         with:
           name: srpm-${{ matrix.el }}
           path: "*.src.rpm"
@@ -270,54 +270,35 @@ jobs:
       fail-fast: false
       matrix:
         el:
-          - el7-testing
+          - el8-testing
     runs-on: ubuntu-latest
     container: igwn/base:${{ matrix.el }}
     env:
       SRPM: "python-sbank-*.src.rpm"
     steps:
       - name: Download SRPM
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
           name: srpm-${{ matrix.el }}
 
-      - name: Configure DNF
-        if: matrix.el == 'el7-testing'
-        run: ln -s /usr/bin/yum /usr/bin/dnf
-
       - name: Configure EPEL
         run: |
           dnf -y install epel-release
-          dnf -y install epel-rpm-macros
 
-      - name: Enable PowerTools (EL8+)
-        if: matrix.el != 'el7-testing'
+      - name: Enable PowerTools (EL8)
+        if: matrix.el == 'el8-testing'
         run: |
           dnf -y -q install "dnf-command(config-manager)"
           dnf config-manager --set-enabled powertools
 
-      - name: Install build tools (EL7)
-        if: matrix.el == 'el7-testing'
-        run: |
-          dnf -y -q install \
-              rpm-build \
-              yum-utils \
-          ;
-
-      - name: Install build tools (EL8+)
-        if: matrix.el != 'el7-testing'
+      - name: Install build tools
         run: |
           dnf -y -q install \
               rpm-build \
               "dnf-command(builddep)" \
           ;
 
-      - name: Install build dependencies (EL7)
-        if: matrix.el == 'el7-testing'
-        run: yum-builddep -y ${SRPM}
-
-      - name: Install build dependencies (EL8+)
-        if: matrix.el != 'el7-testing'
+      - name: Install build dependencies
         run: dnf builddep -y ${SRPM}
 
       - name: Build binary packages
@@ -340,7 +321,7 @@ jobs:
               rpm -qp --requires "${rpmf}"
           done
 
-      - uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v4
         with:
           name: rpm-${{ matrix.el }}
           path: "*.rpm"
@@ -354,23 +335,18 @@ jobs:
       fail-fast: false
       matrix:
         el:
-          - el7-testing
+          - el8-testing
     runs-on: ubuntu-latest
     container: igwn/base:${{ matrix.el }}
     steps:
       - name: Download RPMs
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
           name: rpm-${{ matrix.el }}
 
-      - name: Configure DNF
-        if: matrix.el == 'el7-testing'
-        run: ln -s /usr/bin/yum /usr/bin/dnf
-
       - name: Configure EPEL
         run: |
           dnf -y install epel-release
-          dnf -y install epel-rpm-macros
 
       - name: Install RPMs
         run: dnf -y install *.rpm
@@ -378,18 +354,18 @@ jobs:
   lint-rhel:
     name: Lint RPMs
     runs-on: ubuntu-latest
-    container: centos:7
+    container: igwn/base:el8-testing
     needs:
       - rhel-binary
     steps:
       - name: Download RPM
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
-          name: rpm-el7-testing
+          name: rpm-el8-testing
 
       - name: Install rpmlint
         run: |
-          yum -y -q install \
+          dnf -y -q install \
               rpmlint \
           ;
 
diff --git a/python-sbank.spec b/python-sbank.spec
index b5858a4..bc52422 100644
--- a/python-sbank.spec
+++ b/python-sbank.spec
@@ -19,34 +19,29 @@ Prefix:    %{_prefix}
 
 # -- requirements -----------
 
-# rpmbuild dependencies
-BuildRequires: python-srpm-macros
-BuildRequires: python-rpm-macros
-BuildRequires: python3-rpm-macros
-
 # build dependencies
 BuildRequires: gcc
 BuildRequires: liblal-devel
-BuildRequires: python%{python3_pkgversion}-devel
-BuildRequires: python%{python3_pkgversion}-Cython
-BuildRequires: python%{python3_pkgversion}-numpy
-BuildRequires: python%{python3_pkgversion}-setuptools >= 30.3.0
+BuildRequires: python3-devel
+BuildRequires: python3-Cython
+BuildRequires: python3dist(numpy)
+BuildRequires: python3dist(setuptools) >= 30.3.0
 
 # runtime dependencies (required for %check and help2man)
 BuildRequires: help2man
 BuildRequires: lalapps
-BuildRequires: python%{python3_pkgversion}-h5py
-BuildRequires: python%{python3_pkgversion}-lal
-BuildRequires: python%{python3_pkgversion}-lalsimulation
-BuildRequires: python%{python3_pkgversion}-ligo-lw-bin
-BuildRequires: python%{python3_pkgversion}-lscsoft-glue
-BuildRequires: python%{python3_pkgversion}-matplotlib
-BuildRequires: python%{python3_pkgversion}-scipy
-BuildRequires: python%{python3_pkgversion}-six
+BuildRequires: python3-lal
+BuildRequires: python3-lalsimulation
+BuildRequires: python3-ligo-lw-bin
+BuildRequires: python3dist(h5py)
+BuildRequires: python3dist(lscsoft-glue)
+BuildRequires: python3dist(matplotlib)
+BuildRequires: python3dist(scipy)
+BuildRequires: python3dist(six)
 
 # testing dependencies (required for %check)
 %if 0%{?rhel} == 0 || 0%{?rhel} >= 9
-BuildRequires: python%{python3_pkgversion}-pytest >= 3.9.1
+BuildRequires: python3dist(pytest) >= 3.9.1
 %endif
 
 # -- src rpm ----------------
@@ -72,31 +67,30 @@ template banks.
 Summary: Command-line utilities for Sbank
 BuildArch: noarch
 Requires: lalapps
-Requires: python%{python3_pkgversion}-%{srcname} = %{version}-%{release}
-Requires: python%{python3_pkgversion}-h5py
-Requires: python%{python3_pkgversion}-lal
-Requires: python%{python3_pkgversion}-lalsimulation
-Requires: python%{python3_pkgversion}-ligo-lw-bin
-Requires: python%{python3_pkgversion}-lscsoft-glue
-Requires: python%{python3_pkgversion}-matplotlib
-Requires: python%{python3_pkgversion}-numpy
-Requires: python%{python3_pkgversion}-scipy
-Requires: python%{python3_pkgversion}-six
+Requires: python3-%{srcname} = %{version}-%{release}
+Requires: python3-lal
+Requires: python3-lalsimulation
+Requires: python3-ligo-lw-bin
+Requires: python3dist(h5py)
+Requires: python3dist(lscsoft-glue)
+Requires: python3dist(matplotlib)
+Requires: python3dist(numpy)
+Requires: python3dist(scipy)
+Requires: python3dist(six)
 %description -n %{srcname}
 Sbank provides a library for generating template banks of compact binary
 mergers for gravitational-wave searches using the "stochastic" placement
 algorithm.
 The package provides the command-line utilities.
 
-%package -n python%{python3_pkgversion}-%{srcname}
+%package -n python3-%{srcname}
 Summary: Python %{python3_version} library for Sbank
-Requires: python%{python3_pkgversion}-lal
-Requires: python%{python3_pkgversion}-lalsimulation
-Requires: python%{python3_pkgversion}-lscsoft-glue
-Requires: python%{python3_pkgversion}-numpy
-Requires: python%{python3_pkgversion}-six
-%{?python_provide:%python_provide python%{python3_pkgversion}-%{srcname}}
-%description -n python%{python3_pkgversion}-%{srcname}
+Requires: python3-lal
+Requires: python3-lalsimulation
+Requires: python3dist(lscsoft-glue)
+Requires: python3dist(numpy)
+Requires: python3dist(six)
+%description -n python3-%{srcname}
 Sbank provides a library for generating template banks of compact binary
 mergers for gravitational-wave searches using the "stochastic" placement
 algorithm.
@@ -122,7 +116,7 @@ sbank --help
 
 %install
 %py3_install
-# generate man pages with elp2man
+# generate man pages with help2man
 mkdir -p %{buildroot}%{_mandir}/man1
 export PYTHONPATH="%{buildroot}%{python3_sitearch}:%{buildroot}%{python3_sitelib}:${PYTHONPATH}"
 ls %{buildroot}%{_bindir}/ | xargs --verbose -I @ \
@@ -135,9 +129,6 @@ help2man \
 	--version-string %{version} \
 	%{buildroot}%{_bindir}/@
 
-%clean
-rm -rf $RPM_BUILD_ROOT
-
 # -- files ------------------
 
 %files -n %{srcname}
@@ -146,7 +137,7 @@ rm -rf $RPM_BUILD_ROOT
 %{_bindir}/*
 %{_mandir}/man1/*
 
-%files -n python%{python3_pkgversion}-%{srcname}
+%files -n python3-%{srcname}
 %license COPYING
 %doc README.md
 %{python3_sitearch}/*