diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 531ee88a..b7948ec2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -94,12 +94,12 @@ jobs:
       if: ${{ contains(matrix.os, 'ubuntu') }}
       run: |
         sudo apt update
-        sudo apt install openmpi-bin libopenmpi-dev ccache graphviz libeigen3-dev libspdlog-dev libtiff-dev libcfitsio-dev libbenchmark-dev libboost-all-dev libyaml-cpp-dev
+        sudo apt install openmpi-bin libopenmpi-dev libyaml-cpp-dev libeigen3-dev libtiff-dev ccache
 
     - name: Install Dependencies on MacOS
       if: ${{ contains(matrix.os, 'macos') }}
       run: |
-        brew install open-mpi libomp eigen ccache cfitsio boost yaml-cpp
+        brew install open-mpi libomp yaml-cpp eigen cfitsio ccache
         echo "CMAKE_PREFIX_PATH=/opt/homebrew/opt/libomp" >> $GITHUB_ENV
         echo "/opt/homebrew/opt/ccache/libexec" >> $GITHUB_PATH
 
@@ -198,7 +198,7 @@ jobs:
       if: ${{ contains(matrix.os, 'ubuntu') }}
       run: |
         sudo apt update
-        sudo apt install openmpi-bin libopenmpi-dev ccache graphviz libeigen3-dev libspdlog-dev libtiff-dev libcfitsio-dev libbenchmark-dev libboost-all-dev libyaml-cpp-dev
+        sudo apt install openmpi-bin libopenmpi-dev ccache graphviz libeigen3-dev libtiff-dev libcfitsio-dev libboost-all-dev libyaml-cpp-dev
 
     - name: Install Dependencies on MacOS
       if: ${{ contains(matrix.os, 'macos') }}
@@ -257,12 +257,12 @@ jobs:
       if: ${{ contains(matrix.os, 'ubuntu') }}
       run: |
         sudo apt update
-        sudo apt install openmpi-bin libopenmpi-dev ccache doxygen graphviz libeigen3-dev libspdlog-dev libtiff-dev libcfitsio-dev libbenchmark-dev libboost-all-dev libyaml-cpp-dev
+        sudo apt install ccache doxygen graphviz libeigen3-dev libtiff-dev libcfitsio-dev libboost-all-dev libyaml-cpp-dev
 
     - name: Install Dependencies on MacOS
       if: ${{ contains(matrix.os, 'macos') }}
       run: |
-        brew install gcc libtiff open-mpi libomp eigen libyaml ccache cfitsio boost yaml-cpp
+        brew install gcc libtiff eigen libyaml ccache cfitsio boost yaml-cpp
         echo "CMAKE_PREFIX_PATH=/opt/homebrew/opt/libomp" >> $GITHUB_ENV
         echo "/opt/homebrew/opt/ccache/libexec" >> $GITHUB_PATH