diff --git a/.drone.yml b/.drone.yml
index a28b3340de..373dcee64b 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -31,11 +31,11 @@ pipeline:
             - twine check dist/*
         volumes:
             - cache:/root/.cache
-     check_doc:
-	     image: ${IMAGE]
-	     commands:
-	         - pip install sphinx
-	         - python -m sphinx -T -E -W -n -b html doc _build/html
+    check_doc:
+        image: ${IMAGE}
+        commands:
+            - pip install sphinx
+            - python -m sphinx -T -E -W -n -b html doc _build/html
         volumes:
             - cache:/root/.cache