diff --git a/.drone.yml b/.drone.yml
index c986e8e..e4f5b29 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -26,7 +26,7 @@ matrix:
 
 steps:
   - name: Run tox testing
-    image: "python:${IMAGE}"
+    image: python:${IMAGE}
     commands:
       - pip install tox==3.14.6
-      - tox -e "${TOXENV}"
+      - tox -e ${TOXENV}