diff --git a/02-features/generators/data.csv b/02-features/generators/data.csv
index 6c13d31..f83fe82 100644
--- a/02-features/generators/data.csv
+++ b/02-features/generators/data.csv
@@ -1,9 +1,10 @@
-abc
-def
-ghi
-jkl
-mno
-pqr
-stu
-vwx
-yz
+value,
+abc,
+def,
+ghi,
+jkl,
+mno,
+pqr,
+stu,
+vwx,
+yz,
diff --git a/04-components/url-scanner-app/urls.csv b/04-components/url-scanner-app/urls.csv
index 074be8d..1c9bfe5 100644
--- a/04-components/url-scanner-app/urls.csv
+++ b/04-components/url-scanner-app/urls.csv
@@ -1,3 +1,4 @@
-https://apple.com
-http://sdsdg.org
-http://php.net
+URL,
+https://apple.com,
+http://sdsdg.org,
+http://php.net,