diff --git a/examples/cra-kitchen-sink/.env b/examples/cra-kitchen-sink/.env
new file mode 100644
index 000000000000..6f809cc2540d
--- /dev/null
+++ b/examples/cra-kitchen-sink/.env
@@ -0,0 +1 @@
+SKIP_PREFLIGHT_CHECK=true
diff --git a/examples/cra-kitchen-sink/.gitignore b/examples/cra-kitchen-sink/.gitignore
index 927d17bb9c5b..6ba1de482d04 100644
--- a/examples/cra-kitchen-sink/.gitignore
+++ b/examples/cra-kitchen-sink/.gitignore
@@ -11,7 +11,6 @@
 
 # misc
 .DS_Store
-.env
 npm-debug.log*
 yarn-debug.log*
 yarn-error.log*