diff --git a/.drone.jsonnet b/.drone.jsonnet
index ecf6cd6..4b304ac 100644
--- a/.drone.jsonnet
+++ b/.drone.jsonnet
@@ -21,7 +21,7 @@ local PipelineLinting = {
       },
       commands: [
         'pip install -qq yapf',
-        'yapf -dr ./',
+        '[ ! -z "$(find .  -type f -name *.py)" ] && yapf -rd ./',
       ],
     },
     {
diff --git a/.drone.yml b/.drone.yml
index 1d5f034..1919cab 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -16,7 +16,7 @@ steps:
   image: python:3.9
   commands:
   - pip install -qq yapf
-  - yapf -dr ./
+  - "[ ! -z \"$(find .  -type f -name *.py)\" ] && yapf -rd ./"
   environment:
     PY_COLORS: 1
 
@@ -147,6 +147,6 @@ depends_on:
 
 ---
 kind: signature
-hmac: 393f409f969ee0345d72bea6f3fdf8bfda15501030917ec6f664068cded87689
+hmac: 1feb714d24dfd54d22bf5534314c295ac0392928ca9ec1af315099ee23758846
 
 ...