diff --git a/webview/src/playground.tsx b/webview/src/playground.tsx
deleted file mode 100644
index f6a465e..0000000
--- a/webview/src/playground.tsx
+++ /dev/null
@@ -1,35 +0,0 @@
-import * as React from "react";
-import * as ReactDOM from "react-dom";
-import "./style.scss";
-import * as Components from "./playground/index";
-
-const url = new URL(window.location.href);
-
-const theme = url.searchParams.get("theme");
-if (theme && theme === "dark") {
-	require("./vscode-dark.scss");
-} else {
-	require("./vscode-light.scss");
-}
-
-function render(target: HTMLDivElement) {
-	const c = require("./playground/index") as typeof Components;
-	ReactDOM.render(<c.Playground />, target);
-}
-
-const target = document.createElement("div");
-target.className = "target";
-document.body.appendChild(target);
-
-render(target);
-
-declare var module: {
-	hot?: { accept: (componentName: string, callback: () => void) => void };
-};
-declare var require: (name: string) => any;
-
-if (module.hot) {
-	module.hot.accept("./playground/index", () => {
-		render(target);
-	});
-}
diff --git a/webview/src/playground/index.tsx b/webview/src/playground/index.tsx
deleted file mode 100644
index 84da608..0000000
--- a/webview/src/playground/index.tsx
+++ /dev/null
@@ -1,62 +0,0 @@
-import * as React from "react";
-import "../style.scss";
-import { DecoratedGridComponent } from "@hediet/visualization";
-import { observable } from "mobx";
-import { observer } from "mobx-react";
-
-@observer
-export class Playground extends React.Component {
-	@observable
-	private phase = 0;
-
-	componentDidMount() {
-		setInterval(() => {
-			this.phase++;
-		}, 2000);
-	}
-
-	render() {
-		return (
-			<div
-				style={{
-					width: "100%",
-					height: "100%",
-					background: "lightgray",
-					padding: 10,
-				}}
-			>
-				<div
-					style={{
-						background: "white",
-					}}
-				>
-					<DecoratedGridComponent
-						data={{
-							kind: { array: true },
-							rows: [
-								{
-									columns: [
-										[
-											{ tag: "h" },
-											{ tag: "e" },
-											{ tag: "l" },
-											{ tag: "l" },
-											{ tag: "o" },
-										],
-										[
-											{ tag: "e" },
-											{ tag: "h" },
-											{ tag: "l" },
-											{ tag: "l" },
-											{ tag: "o" },
-										],
-									][this.phase % 2],
-								},
-							],
-						}}
-					/>
-				</div>
-			</div>
-		);
-	}
-}
diff --git a/webview/webpack.config.ts b/webview/webpack.config.ts
index dbf580e..7295a83 100644
--- a/webview/webpack.config.ts
+++ b/webview/webpack.config.ts
@@ -7,12 +7,8 @@ import { CleanWebpackPlugin } from "clean-webpack-plugin";
 
 const r = (file: string) => path.resolve(__dirname, file);
 
-const mode = process.argv.some(v => v === "--playground")
-	? "playground"
-	: "default";
-
 module.exports = {
-	entry: [mode === "default" ? r("src/index.tsx") : r("src/playground.tsx")],
+	entry: [r("src/index.tsx")],
 	output: {
 		path: r("dist"),
 		filename: "[name].js",
@@ -47,15 +43,12 @@ module.exports = {
 			}),
 			new ForkTsCheckerWebpackPlugin(),
 			new CleanWebpackPlugin(),
+			new MonacoWebpackPlugin({
+				// Add more languages here once webworker issues are solved.
+				languages: ["typescript"],
+			}),
 		];
-		if (mode === "default") {
-			plugins.push(
-				new MonacoWebpackPlugin({
-					// Add more languages here once webworker issues are solved.
-					languages: ["typescript"],
-				})
-			);
-		}
+
 		return plugins;
 	})(),
 } as webpack.Configuration;