diff --git a/packages/redux-devtools-slider-monitor/examples/todomvc/package.json b/packages/redux-devtools-slider-monitor/examples/todomvc/package.json
index 37d13da4..c58dc513 100644
--- a/packages/redux-devtools-slider-monitor/examples/todomvc/package.json
+++ b/packages/redux-devtools-slider-monitor/examples/todomvc/package.json
@@ -41,6 +41,7 @@
     "@types/react-dom": "^17.0.11",
     "@types/react-redux": "^7.1.21",
     "@types/styled-components": "^5.1.19",
+    "@types/webpack-env": "^1.16.3",
     "@typescript-eslint/eslint-plugin": "^5.8.1",
     "@typescript-eslint/parser": "^5.8.1",
     "babel-loader": "^8.2.3",
diff --git a/packages/redux-devtools-slider-monitor/examples/todomvc/tsconfig.json b/packages/redux-devtools-slider-monitor/examples/todomvc/tsconfig.json
index 0e4169ca..2813f3a3 100644
--- a/packages/redux-devtools-slider-monitor/examples/todomvc/tsconfig.json
+++ b/packages/redux-devtools-slider-monitor/examples/todomvc/tsconfig.json
@@ -1,4 +1,7 @@
 {
   "extends": "../../../../tsconfig.react.base.json",
-  "include": ["."]
+  "compilerOptions": {
+    "types": ["webpack-env"]
+  },
+  "include": ["src"]
 }
diff --git a/yarn.lock b/yarn.lock
index d7735bad..053a5539 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -26641,6 +26641,7 @@ __metadata:
     "@types/react-dom": ^17.0.11
     "@types/react-redux": ^7.1.21
     "@types/styled-components": ^5.1.19
+    "@types/webpack-env": ^1.16.3
     "@typescript-eslint/eslint-plugin": ^5.8.1
     "@typescript-eslint/parser": ^5.8.1
     babel-loader: ^8.2.3