diff --git a/src/main/java/com/groom/swipo/domain/user/controller/UserController.java b/src/main/java/com/groom/swipo/domain/user/controller/UserController.java
index 8fdcd62..911ab64 100644
--- a/src/main/java/com/groom/swipo/domain/user/controller/UserController.java
+++ b/src/main/java/com/groom/swipo/domain/user/controller/UserController.java
@@ -97,7 +97,7 @@ public ResTemplate<Void> getPhoneCheck(@RequestBody PhoneCheckRequest request) {
 
 	@PostMapping("/phone-verification")
 	@Operation(
-		summary = "휴대폰 인증",
+		summary = "휴대폰 인증 검증",
 		description = "사용자가 받은 인증코드와 서버에서 보낸 인증코드를 대조하여 검증",
 		security = {},
 		responses = {
diff --git a/src/main/java/com/groom/swipo/domain/user/util/VerificationCodeGenerator.java b/src/main/java/com/groom/swipo/domain/user/util/VerificationCodeGenerator.java
index afffd3d..bfd2968 100644
--- a/src/main/java/com/groom/swipo/domain/user/util/VerificationCodeGenerator.java
+++ b/src/main/java/com/groom/swipo/domain/user/util/VerificationCodeGenerator.java
@@ -6,7 +6,7 @@
 import com.groom.swipo.domain.user.entity.VerificationCode;
 
 public class VerificationCodeGenerator {
-	private static final Integer EXPIRATION_TIME_IN_MINUTES = 5;
+	private static final Integer EXPIRATION_TIME_IN_MINUTES = 3;
 
 	public static VerificationCode generateVerificationCode(String to, LocalDateTime sentAt) {
 		String code = generateRandomFourDigitNumber(); // 무작위 4자리 숫자 생성