diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 03aa488e..b7116138 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -143,7 +143,10 @@ jobs:
 
       - name: ensure cog up-to-date
         working-directory: ./wrappers/python
-        run: ./scripts/ci/github/cog/check.sh
+        run: |
+          export VIRTUAL_ENV="$PWD/.venv"
+          export PATH="$VIRTUAL_ENV/bin:$PATH"
+          ./scripts/ci/cog/check.sh
 
       - name: Test python API
         timeout-minutes: 1
diff --git a/wrappers/python/scripts/ci/github/integration_tests.sh b/wrappers/python/scripts/ci/github/integration_tests.sh
index 83be21cc..564892bf 100755
--- a/wrappers/python/scripts/ci/github/integration_tests.sh
+++ b/wrappers/python/scripts/ci/github/integration_tests.sh
@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 set -eu
 export PATH="$PWD/target/release:$PATH"
-export PYTHONPATH="$PWD/wrappers/python/src:$PYTHONPATH"
+export PYTHONPATH="$PWD/wrappers/python/src:${PYTHONPATH:-}"
 export PAGEFIND_PYTHON_LOG_LEVEL=DEBUG
 
 cd wrappers/python