diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index 1fc0c06..cf323ec 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -19,6 +19,9 @@ jobs:
           virtualenvs-create: true
           virtualenvs-in-project: true
 
+    - name: Activate venv
+      run: source .venv/bin/activate
+
     - name: Install dependencies
       run: make setup