diff --git a/src/main/java/com/icomsys/MessagingConnector.java b/src/main/java/com/icomsys/MessagingConnector.java
index b0e5310..fbefefa 100644
--- a/src/main/java/com/icomsys/MessagingConnector.java
+++ b/src/main/java/com/icomsys/MessagingConnector.java
@@ -46,6 +46,7 @@ public class MessagingConnector {
         this.mms = mms;
         this.kakao = kakao;
         this.apiKey = apiKey;
+        this.restTemplate = new RestTemplate();
     }
 
     /**