diff --git a/.github/workflows/test-publish-release.yml b/.github/workflows/test-publish-release.yml
index fe00b74..3a6385b 100644
--- a/.github/workflows/test-publish-release.yml
+++ b/.github/workflows/test-publish-release.yml
@@ -18,11 +18,6 @@ jobs:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
         python-version: [3.7, 3.8, 3.9]
-        compas-version-specifier: [false]
-        include:
-          - os: windows-latest
-            python-version: 3.7
-            compas-version-specifier: ==0.17.2
 
     steps:
       - name: Checkout repo
@@ -34,17 +29,9 @@ jobs:
           python-version: ${{ matrix.python-version }}
 
       - name: Install
-        shell: bash
         run: |
-          python -m pip install --upgrade pip
           python -m pip install wheel  # https://stackoverflow.com/questions/34819221
-          python -m pip install cython
-          if [[ $COMPAS_VERSION_SPECIFIER != 'false' ]] ; then
-            python -m pip install "compas$COMPAS_VERSION_SPECIFIER"
-          fi
           python -m pip install --no-cache-dir -e .[dev]
-        env:
-          COMPAS_VERSION_SPECIFIER: ${{ matrix.compas-version-specifier }}
 
       - name: Test import
         run: python -m compas_mobile_robot_reloc
@@ -71,9 +58,7 @@ jobs:
 
       - name: Install dependencies & package for CPython (RPC tests)
         run: |
-          python -m pip install --upgrade pip
           pip install wheel  # https://stackoverflow.com/questions/34819221
-          pip install cython
           pip install --no-cache-dir .
 
       - name: Install dependencies
@@ -113,9 +98,7 @@ jobs:
 
       - name: Install
         run: |
-          pip install --upgrade pip
           pip install wheel  # https://stackoverflow.com/questions/34819221
-          pip install cython
           pip install --no-cache-dir -e .[dev]
 
       - name: Build docs
@@ -159,9 +142,7 @@ jobs:
 
       - name: Install
         run: |
-          pip install --upgrade pip
           pip install wheel  # https://stackoverflow.com/questions/34819221
-          pip install cython
           python -m pip install --no-cache-dir -e .[dev]
 
       - name: Build package