diff --git a/package.json b/package.json
index 12b1c50..4a50878 100644
--- a/package.json
+++ b/package.json
@@ -65,7 +65,7 @@
     "@types/react": "^16.0.31",
     "@types/storybook__react": "^3.0.5",
     "autoprefixer": "^8.0.0",
-    "awesome-typescript-loader": "^3.4.1",
+    "awesome-typescript-loader": "^4.0.0",
     "babel-eslint": "^8.1.2",
     "babel-jest": "^22.0.4",
     "babel-preset-es2015": "^6.24.1",