diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index cd487cb5c..3e5493e54 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -144,8 +144,12 @@ Tests can then be run with:
 
 Lint the project with:
 
+    # for python changes
     flake8 changes tests
 
+    # for javascript
+    npm run lint
+
 ## API documentation
 
 Generate the documentation with: