diff --git a/.drone.yml b/.drone.yml
index b31a7f9..28cd16e 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -8,6 +8,11 @@ steps:
       - shellcheck abra
       - shellcheck bin/*.sh
 
+  - name: run flake8
+    image: alpine/flake8:3.9.0
+    commands:
+      - flake8 bin/app-json.py
+
   - name: run unit tests
     image: decentral1se/docker-dind-bats-kcov
     commands: