diff --git a/package.json b/package.json
index 118d2bb..7b7a45f 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
   },
   "dependencies": {
     "babel-plugin-transform-koaton-es6-modules": "1.0.0",
-    "chokidar": "^2.0.0",
+    "chokidar": "^3.0.0",
     "cmd-line": "^1.0.2",
     "colors": "^1.1.2",
     "concat-with-sourcemaps": "^1.0.4",