diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 2446ed1..de176ec 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -110,8 +110,9 @@ jobs:
     - name: Install Conda environment with Micromamba
       uses: mamba-org/setup-micromamba@v1
       with:
-        environment-file: environment-dev.yaml
-        cache-environment: true
+        environment-name: test-env
+        create-args: >-
+          pip
 
     - name: Install the extension
       run: |
@@ -123,7 +124,9 @@ jobs:
       env:
         YARN_ENABLE_IMMUTABLE_INSTALLS: 0
         PLAYWRIGHT_SKIP_BROWSER_DOWNLOAD: 1
-      run: jlpm install
+      run: |
+        jlpm install
+        jlpm run build
 
     - name: Set up browser cache
       uses: actions/cache@v3