diff --git a/composer.json b/composer.json
index d1c2084..ea6a399 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
     ],
     "require": {
         "php": ">=7.1",
-        "wataridori/chatwork-sdk": "^0.3.1",
+        "wataridori/chatwork-sdk": "^0.4.0",
         "illuminate/http": "~5.7.0|~5.8.0|^6.0|^7.0|^8.0",
         "illuminate/support": "~5.7.0|~5.8.0|^6.0|^7.0|^8.0"
     },