diff --git a/src/main/java/com/neighbors/tohero/application/auth/service/AuthService.java b/src/main/java/com/neighbors/tohero/application/auth/service/AuthService.java
index e1c6f1b..099d194 100644
--- a/src/main/java/com/neighbors/tohero/application/auth/service/AuthService.java
+++ b/src/main/java/com/neighbors/tohero/application/auth/service/AuthService.java
@@ -22,6 +22,15 @@ public class AuthService {
     public BaseResponse<ReissueTokenResponse> reissueToken(String refreshToken){
         //TODO : Redis에 refreshToken 확인 작업
         jwtProvider.isExpiredToken(refreshToken);
+        if(jwtProvider.isGuestToken(refreshToken)){
+            String nickname = jwtProvider.getNickname(refreshToken);
+            AuthTokens authTokens = jwtProvider.createToken(JwtUserDetails.makeGuestJwtDetails(nickname));
+            return new BaseResponse(
+                    BaseResponseStatus.OK,
+                    BaseResponseMessage.토큰_재발급이_성공했습니다.getMessage(),
+                    new ReissueTokenResponse(authTokens)
+            );
+        }
         long userId = jwtProvider.getId(refreshToken);
         User user = getUser.getUserById(userId);
         AuthTokens authTokens = jwtProvider.createToken(JwtUserDetails.from(user));
diff --git a/src/main/java/com/neighbors/tohero/common/jwt/JwtProvider.java b/src/main/java/com/neighbors/tohero/common/jwt/JwtProvider.java
index 3a4d8a9..46cc7a1 100644
--- a/src/main/java/com/neighbors/tohero/common/jwt/JwtProvider.java
+++ b/src/main/java/com/neighbors/tohero/common/jwt/JwtProvider.java
@@ -107,11 +107,15 @@ public boolean isExpiredToken(String token) throws JwtInvalidTokenException {
     }
 
     public String getNickname(String token) {
-        return Jwts.parserBuilder()
-                .setSigningKey(JWT_SECRET_KEY).build()
-                .parseClaimsJws(token)
-                .getBody()
-                .getSubject();
+        Claims claims = getBody(token);
+
+        return String.valueOf(claims.getSubject());
+    }
+
+    public boolean isGuestToken(String token) {
+        Claims claims = getBody(token);
+
+        return Role.valueOf(claims.get("role").toString()) == Role.GUEST;
     }
 
     public void loggingToken(String token) {