diff --git a/packages/istanbul-widget/iife.html b/packages/istanbul-widget/iife.html
deleted file mode 100644
index 73b86de..0000000
--- a/packages/istanbul-widget/iife.html
+++ /dev/null
@@ -1,18 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-
-<head>
-  <meta charset="UTF-8">
-  <meta name="viewport" content="width=device-width, initial-scale=1.0">
-  <title>iife</title>
-</head>
-
-<body>
-  <script src="./dist/istanbul-widget.min.js"></script>
-  <script>
-    var istanbulWidget = new window.IstanbulWidget()
-    console.log(istanbulWidget)
-  </script>
-</body>
-
-</html>
diff --git a/packages/istanbul-widget/src/core/components/Draggable.tsx b/packages/istanbul-widget/src/core/components/draggable.tsx
similarity index 100%
rename from packages/istanbul-widget/src/core/components/Draggable.tsx
rename to packages/istanbul-widget/src/core/components/draggable.tsx
diff --git a/packages/istanbul-widget/src/core/Context.ts b/packages/istanbul-widget/src/core/context.ts
similarity index 100%
rename from packages/istanbul-widget/src/core/Context.ts
rename to packages/istanbul-widget/src/core/context.ts
diff --git a/packages/istanbul-widget/src/plugins/report/Report.tsx b/packages/istanbul-widget/src/plugins/report/report.tsx
similarity index 100%
rename from packages/istanbul-widget/src/plugins/report/Report.tsx
rename to packages/istanbul-widget/src/plugins/report/report.tsx
diff --git a/packages/istanbul-widget/src/plugins/setting/Setting.tsx b/packages/istanbul-widget/src/plugins/setting/setting.tsx
similarity index 100%
rename from packages/istanbul-widget/src/plugins/setting/Setting.tsx
rename to packages/istanbul-widget/src/plugins/setting/setting.tsx
