diff --git a/.codeclimate.yml b/.codeclimate.yml
index 27ac5769..0ece6662 100644
--- a/.codeclimate.yml
+++ b/.codeclimate.yml
@@ -2,7 +2,12 @@
 engines:
   radon:
     enabled: true
+    config:
+      threshold: 'b'
+  pep8:
+    enabled: true
 ratings:
   paths:
   - "**.py"
-exclude_paths: []
+exclude_paths:
+- tests/**/*