diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 215e718..841ebe4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -32,7 +32,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           repository: 'ActivitySim/activitysim'
-          ref: preview
+          ref: main
           path: 'activitysim'
           fetch-depth: 0  # get all tags, lets setuptools_scm do its thing
 
@@ -50,14 +50,13 @@ jobs:
 
       - uses: actions/cache@v4
         with:
-          path: /usr/share/miniconda3/envs/asim-test
+          path: miniconda3/envs/asim-test
           key: linux-64-conda-${{ hashFiles('activitysim/conda-environments/github-actions-tests.yml') }}-${{ env.DATE }}-${{ env.CACHE_NUMBER }}
         id: cache
 
       - name: Update environment
         run: |
           mamba env update -n asim-test -f activitysim/conda-environments/github-actions-tests.yml
-          mamba install -c conda-forge c-blosc2
         if: steps.cache.outputs.cache-hit != 'true'
 
       - name: Install activitysim
@@ -65,7 +64,7 @@ jobs:
         # are in the conda environment defined above.  Also, this avoids pip getting
         # confused and reinstalling tables (pytables).
         run: |
-          python -m pip install -e ./activitysim --no-deps
+          python -m pip install ./activitysim --no-deps
       - name: Conda checkup
         run: |
           mamba info -a