diff --git a/src/test/kotlin/roomescape/auth/JwtUtilsTest.kt b/src/test/kotlin/roomescape/auth/JwtUtilsTest.kt
index f92c5c56..655b4667 100644
--- a/src/test/kotlin/roomescape/auth/JwtUtilsTest.kt
+++ b/src/test/kotlin/roomescape/auth/JwtUtilsTest.kt
@@ -52,12 +52,8 @@ class JwtUtilsTest : FunSpec() {
                 }
             }
 
-            test("claim에 입력된 key의 정보가 없으면 실패한다.") {
-                shouldThrow<AuthException> {
-                    jwtUtils.extractClaim(token = commonToken, key = "abcde")
-                }.also {
-                    it.errorCode shouldBe AuthErrorCode.INVALID_TOKEN
-                }
+            test("claim에 입력된 key의 정보가 없으면 null을 반환한다.") {
+                jwtUtils.extractClaim(token = commonToken, key = "abcde") shouldBe null
             }
 
             test("토큰이 만료되면 실패한다.") {
diff --git a/src/test/kotlin/roomescape/common/log/ApiLogMessageConverterTest.kt b/src/test/kotlin/roomescape/common/log/ApiLogMessageConverterTest.kt
index 451c1598..1e0e4afb 100644
--- a/src/test/kotlin/roomescape/common/log/ApiLogMessageConverterTest.kt
+++ b/src/test/kotlin/roomescape/common/log/ApiLogMessageConverterTest.kt
@@ -15,12 +15,12 @@ class ApiLogMessageConverterTest : StringSpec({
     val request: HttpServletRequest = mockk()
 
     beforeTest {
-        MDC.remove("member_id")
-        MDC.put("member_id", "1")
+        MDC.remove("principal_id")
+        MDC.put("principal_id", "1")
     }
 
     afterSpec {
-        MDC.remove("member_id")
+        MDC.remove("principal_id")
     }
 
     "HTTP 요청 메시지를 변환한다." {
@@ -44,7 +44,7 @@ class ApiLogMessageConverterTest : StringSpec({
         val requestURI = "/test/sangdol".also { every { request.requestURI } returns it }
 
         converter.convertToControllerInvokedMessage(request, controllerPayload) shouldBe """
-            {"type":"CONTROLLER_INVOKED","method":"$method","uri":"$requestURI","member_id":1,"controller_method":"${
+            {"type":"CONTROLLER_INVOKED","method":"$method","uri":"$requestURI","principal_id":1,"controller_method":"${
             controllerPayload.get(
                 "controller_method"
             )
@@ -62,7 +62,7 @@ class ApiLogMessageConverterTest : StringSpec({
         )
 
         converter.convertToResponseMessage(request) shouldBe """
-            {"type":"CONTROLLER_SUCCESS","endpoint":"$endpoint","status_code":200,"member_id":1,"exception":{"class":"AuthException","message":"테스트 메시지!"}}
+            {"type":"CONTROLLER_SUCCESS","endpoint":"$endpoint","status_code":200,"principal_id":1,"exception":{"class":"AuthException","message":"테스트 메시지!"}}
         """.trimIndent()
     }
 })