diff --git a/src/main/java/com/loafle/overflow/central/module/email/service/CentralEmailAuthService.java b/src/main/java/com/loafle/overflow/central/module/email/service/CentralEmailAuthService.java
index f4518dd..c71cb88 100644
--- a/src/main/java/com/loafle/overflow/central/module/email/service/CentralEmailAuthService.java
+++ b/src/main/java/com/loafle/overflow/central/module/email/service/CentralEmailAuthService.java
@@ -132,12 +132,12 @@ public class CentralEmailAuthService implements EmailAuthService {
   }
 
   public EmailAuth sendEmailByMember(Member member) throws OverflowException {
-    return this.sendEMail(member, 1);
+    return this.sendEMail(member, (short)1);
   }
 
   // Todo Send Email Refactoring
   public EmailAuth sendEmailResetPassword(Member member) throws OverflowException {
-    return this.sendEMail(member, 2);
+    return this.sendEMail(member, (short)2);
   }
 
   private boolean isValidateTime(EmailAuth auth) {
@@ -161,7 +161,7 @@ public class CentralEmailAuthService implements EmailAuthService {
     return true;
   }
 
-  private EmailAuth sendEMail(Member member, int type) throws OverflowException {
+  private EmailAuth sendEMail(Member member, Short type) throws OverflowException {
     String key = GenerateKey.getKey();
     // String enMail = emailSender.encrypt(key);