diff --git a/src/main/java/sopt/org/hmh/domain/challenge/domain/ChallengeConstants.java b/src/main/java/sopt/org/hmh/domain/challenge/domain/ChallengeConstants.java
index 55da8024..d12eb0c3 100644
--- a/src/main/java/sopt/org/hmh/domain/challenge/domain/ChallengeConstants.java
+++ b/src/main/java/sopt/org/hmh/domain/challenge/domain/ChallengeConstants.java
@@ -5,8 +5,8 @@
 
 @NoArgsConstructor(access = AccessLevel.PRIVATE)
 public abstract class ChallengeConstants {
-    public static final Long MINIMUM_GOAL_TIME = 7200000L;
-    public static final Long MAXIMUM_GOAL_TIME = 21600000L;
+    public static final Long MINIMUM_GOAL_TIME = 3_600_000L; // 1시간
+    public static final Long MAXIMUM_GOAL_TIME = 21_600_000L; // 6시간
     public static final Integer USAGE_POINT = 100;
     public static final Integer EARNED_POINT = 20;