diff --git a/react/react-app-simple/package.json b/react/react-app-simple/package.json
index 89fe51c5..82f44d30 100644
--- a/react/react-app-simple/package.json
+++ b/react/react-app-simple/package.json
@@ -46,10 +46,10 @@
     "postcss-safe-parser": "4.0.1",
     "react": "^16.13.1",
     "react-app-polyfill": "^1.0.6",
-    "react-dev-utils": "^10.2.1",
+    "react-dev-utils": "^12.0.0",
     "react-dom": "^16.13.1",
     "resolve": "1.15.0",
-    "resolve-url-loader": "3.1.1",
+    "resolve-url-loader": "4.0.0",
     "sass-loader": "8.0.2",
     "semver": "6.3.0",
     "sendbird-uikit": "1.1.3",