diff --git a/http/member.http b/http/member.http
index a1d24c7..c34007d 100644
--- a/http/member.http
+++ b/http/member.http
@@ -29,3 +29,7 @@ Content-Type: application/json
 {
   "nickname": "tester1"
 }
+
+### 회원 탈퇴
+DELETE http://localhost:8080/api/v1/members
+Authorization: Bearer {{accessToken}}
\ No newline at end of file
diff --git a/src/main/java/ok/cherry/member/domain/Member.java b/src/main/java/ok/cherry/member/domain/Member.java
index 15d8bfb..e4d2787 100644
--- a/src/main/java/ok/cherry/member/domain/Member.java
+++ b/src/main/java/ok/cherry/member/domain/Member.java
@@ -34,7 +34,7 @@ public class Member {
 	@Column(nullable = false)
 	private Provider provider;
 
-	@Column(nullable = false, unique = true, updatable = false)
+	@Column(nullable = false, unique = true)
 	private String providerId;
 
 	@Embedded
@@ -103,5 +103,6 @@ private void deactivateFormatter() {
 
 		this.email = new Email(localPart + formattedTime + domainPart);
 		this.nickname = this.nickname + formattedTime;
+		this.providerId = this.providerId + formattedTime;
 	}
 }
\ No newline at end of file
diff --git a/src/test/java/ok/cherry/member/application/MemberApplicationServiceTest.java b/src/test/java/ok/cherry/member/application/MemberApplicationServiceTest.java
index f105a22..fbe505c 100644
--- a/src/test/java/ok/cherry/member/application/MemberApplicationServiceTest.java
+++ b/src/test/java/ok/cherry/member/application/MemberApplicationServiceTest.java
@@ -51,6 +51,7 @@ void deactivateMember_success() {
 
 		String originalEmail = savedMember.getEmail().address();
 		String originalNickname = savedMember.getNickname();
+		String originalProviderId = savedMember.getProviderId();
 
 		TokenResponse tokenResponse = authService.login(savedMember.getProviderId());
 		String accessToken = tokenResponse.accessToken();
@@ -63,7 +64,7 @@ void deactivateMember_success() {
 			.orElseThrow();
 		assertThat(deactivatedMember.getMemberStatus()).isEqualTo(MemberStatus.DEACTIVATED);
 
-		// 이메일과 닉네임에 탈퇴일시가 포맷되어 저장되었는지 검증
+		// 이메일, 닉네임, providerId에 탈퇴일시가 포맷되어 저장되었는지 검증
 		LocalDateTime deactivatedAt = deactivatedMember.getDetail().getDeactivatedAt();
 		String formattedTime = deactivatedAt.format(DEACTIVATION_DATE_FORMATTER);
 
@@ -73,6 +74,7 @@ void deactivateMember_success() {
 
 		assertThat(deactivatedMember.getEmail().address()).isEqualTo(localPart + formattedTime + domainPart);
 		assertThat(deactivatedMember.getNickname()).isEqualTo(originalNickname + formattedTime);
+		assertThat(deactivatedMember.getProviderId()).isEqualTo(originalProviderId + formattedTime);
 
 		// 로그아웃 되었는지 검증
 		assertThat(authRedisRepository.getRefreshToken(savedMember.getProviderId())).isNull();