diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c3cb800680f6070d89ec1d68d79ea267b9319000..d15067517300a6a036bd3a9367f403f4450dfa0c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,8 +31,9 @@ jobs:
         -   uses: actions/checkout@v2
         -   name: "Main Script"
             run: |
-                grep -v mpi4py .test-conda-env-py3.yml > .test-conda-env.yml
-                CONDA_ENVIRONMENT=.test-conda-env.yml
+                sudo apt-get update
+                sudo apt-get install openmpi-bin libopenmpi-dev
+                CONDA_ENVIRONMENT=.test-conda-env-py3.yml
                 curl -L -O -k https://gitlab.tiker.net/inducer/ci-support/raw/master/build-and-test-py-project-within-miniconda.sh
                 . ./build-and-test-py-project-within-miniconda.sh
 
@@ -45,12 +46,10 @@ jobs:
             run: |
                 sudo apt-get update
                 sudo apt-get install openmpi-bin libopenmpi-dev
-                grep -v symengine .test-conda-env-py3.yml > .test-conda-env.yml
                 CONDA_ENVIRONMENT=.test-conda-env.yml
-                curl -L -O -k https://gitlab.tiker.net/inducer/ci-support/raw/master/build-py-project-within-miniconda.sh
-                . ./build-py-project-within-miniconda.sh
-                curl -L -O -k https://gitlab.tiker.net/inducer/ci-support/raw/master/run-examples.sh
-                . ./run-examples.sh
+                curl -L -O -k https://gitlab.tiker.net/inducer/ci-support/raw/master/ci-support.sh
+                build_py_project_in_conda_env
+                run_examples
 
 # vim: sw=4