diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3348b91c..10bfd2d6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,12 +22,13 @@ jobs:
   build:
     # Skip CI if PR is a draft
     if: github.event.pull_request.draft == false
-    name: build (${{matrix.os}}-${{matrix.cxx}}-mpi:${{matrix.mpi}}-openmp:${{matrix.omp}})
+    name: build (${{matrix.os}}-${{matrix.container}}-${{matrix.cxx}}-mpi:${{matrix.mpi}}-openmp:${{matrix.omp}})
     # The CMake configure and build commands are platform agnostic and should work equally
     # well on Windows or Mac.  You can convert this to a matrix build if you need
     # cross-platform coverage.
     # See: https://docs.github.com/en/free-pro-team@latest/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix
     runs-on: ${{matrix.os}}
+    container: ${{matrix.container}}
     env:
       CXX: ${{ matrix.cxx }}
     strategy:
@@ -49,6 +50,8 @@ jobs:
           - { os: ubuntu-22.04, cxx: clang++ }
           - { os: macos-14, cxx: g++ }
           - { os: macos-14, mpi: "ON"}
+        include:
+          - { os: ubuntu-22.04, container: "fedora:39", cxx: g++, mpi: "OFF", omp: "ON" }
     steps:
     - uses: actions/checkout@v4
 
@@ -67,8 +70,9 @@ jobs:
       uses: actions/cache@v4
       with:
         path: ${{runner.workspace}}/.ccache
-        key: ${{matrix.os}}-${{matrix.cxx}}-${{matrix.mpi}}-${{matrix.omp}}-${{ steps.ccache_cache_timestamp.outputs.date_and_time }}
+        key: ${{matrix.os}}-${{matrix.container}}-${{matrix.cxx}}-${{matrix.mpi}}-${{matrix.omp}}-${{ steps.ccache_cache_timestamp.outputs.date_and_time }}
         restore-keys: |
+          ${{ matrix.os }}-${{matrix.container}}-${{ matrix.cxx }}-${{ matrix.mpi }}-${{ matrix.omp }}
           ${{ matrix.os }}-${{ matrix.cxx }}-${{ matrix.mpi }}-${{ matrix.omp }}
           ${{ matrix.os }}-${{ matrix.cxx }}-${{ matrix.mpi }}
           ${{ matrix.os }}-${{ matrix.cxx }}
@@ -78,11 +82,18 @@ jobs:
 #      run: ccache --clear
 
     - name: Install Dependencies on Ubunutu
-      if: ${{ contains(matrix.os, 'ubuntu') }}
+      if: contains(matrix.os, 'ubuntu') && !contains(matrix.container, 'fedora')
       run: |
         sudo apt update
         sudo apt install openmpi-bin libopenmpi-dev libyaml-cpp-dev libeigen3-dev libtiff-dev ccache
 
+    - name: Install Dependencies on Fedora
+      if: ${{ contains(matrix.container, 'fedora') }}
+      run: |
+          sudo dnf -y update
+          sudo dnf -y install cmake gcc gcc-c++
+          sudo dnf -y install openmpi openmpi-devel yaml-cpp ccache eigen3-devel libtiff-devel git
+
     - name: Install Dependencies on MacOS
       if: ${{ contains(matrix.os, 'macos') }}
       run: |
@@ -142,8 +153,9 @@ jobs:
   test:
     needs:
       build
-    name: test (${{matrix.os}}-${{matrix.cxx}}-mpi:${{matrix.mpi}}-openmp:${{matrix.omp}})
+    name: test (${{matrix.os}}-${{matrix.container}}-${{matrix.cxx}}-mpi:${{matrix.mpi}}-openmp:${{matrix.omp}})
     runs-on: ${{matrix.os}}
+    container: ${{matrix.container}}
     env:
       CXX: ${{ matrix.cxx }}
     strategy:
@@ -165,22 +177,32 @@ jobs:
           - { os: ubuntu-22.04, cxx: clang++ }
           - { os: macos-14, cxx: g++ }
           - { os: macos-14, mpi: "ON"}
+        include:
+          - { os: ubuntu-22.04, container: "fedora:39", cxx: g++, mpi: "OFF", omp: "ON" }
+
     steps:
     - uses: actions/checkout@v4
 
     - uses: actions/download-artifact@v4
       with:
-        name: dependencies-${{ matrix.os }}-${{ matrix.cxx }}-${{ matrix.mpi }}-${{ matrix.omp }}
+        name: dependencies-${{ matrix.os }}-${{matrix.container}}-${{ matrix.cxx }}-${{ matrix.mpi }}-${{ matrix.omp }}
 
     - name: Unpack dependencies
       run: tar xfv dependencies.tar
 
     - name: Install Dependencies on Ubunutu
-      if: ${{ contains(matrix.os, 'ubuntu') }}
+      if: contains(matrix.os, 'ubuntu') && !contains(matrix.container, 'fedora')
       run: |
         sudo apt update
-        sudo apt install openmpi-bin libopenmpi-dev ccache graphviz libeigen3-dev libtiff-dev libcfitsio-dev libboost-all-dev libyaml-cpp-dev
+        sudo apt install openmpi-bin libopenmpi-dev ccache libeigen3-dev libtiff-dev libcfitsio-dev libboost-all-dev libyaml-cpp-dev
 
+    - name: Install Dependencies on Fedora
+      if: ${{ contains(matrix.container, 'fedora') }}
+      run: |
+          sudo dnf -y update
+          sudo dnf -y install cmake gcc gcc-c++
+          sudo dnf -y install openmpi openmpi-devel yaml-cpp ccache eigen3-devel libtiff-devel cfitsio-devel boost-devel
+        
     - name: Install Dependencies on MacOS
       if: ${{ contains(matrix.os, 'macos') }}
       run: |