diff --git a/.github/workflows/run_tests.yaml b/.github/workflows/run_tests.yaml
index f997c23..23a0369 100644
--- a/.github/workflows/run_tests.yaml
+++ b/.github/workflows/run_tests.yaml
@@ -52,6 +52,9 @@ jobs:
       - name: Install deps
         run: |
           pip install -r requirements.txt
+      - name: Create config file
+        run: |
+          echo '{"credsStore":"file"}' > config
       - name: Run Tests
         env:
           GPTSCRIPT_BIN: .\gptscript.exe
diff --git a/tox.ini b/tox.ini
index 491f01e..d7abfd3 100644
--- a/tox.ini
+++ b/tox.ini
@@ -9,6 +9,7 @@ passenv = OPENAI_API_KEY
 		  GPTSCRIPT_BIN
 		  GPTSCRIPT_URL
 		  GPTSCRIPT_DISABLE_SERVER
+		  GPTSCRIPT_CONFIG_FILE
 commands =
 	install_gptscript
 	pytest -s tests/