diff --git a/radar-service-impl/src/main/java/com/pgmmers/radar/service/impl/cache/CacheServiceImpl.java b/radar-service-impl/src/main/java/com/pgmmers/radar/service/impl/cache/CacheServiceImpl.java
index 20ac067..39328e7 100644
--- a/radar-service-impl/src/main/java/com/pgmmers/radar/service/impl/cache/CacheServiceImpl.java
+++ b/radar-service-impl/src/main/java/com/pgmmers/radar/service/impl/cache/CacheServiceImpl.java
@@ -147,7 +147,7 @@ public class CacheServiceImpl implements CacheService {
 
     @Override
     public void cacheCaptcha(String captcha) {
-        redisService.setex(LOGIN_CAPTCHA_PREFIX + captcha, captcha, 60);
+        redisService.setex(LOGIN_CAPTCHA_PREFIX + captcha, captcha, 60 * 2);
     }
 
     @Override