diff --git a/src/main/kotlin/apply/application/mail/MailReservationService.kt b/src/main/kotlin/apply/application/mail/MailReservationService.kt
index 80ef2d8e8..48d763f76 100644
--- a/src/main/kotlin/apply/application/mail/MailReservationService.kt
+++ b/src/main/kotlin/apply/application/mail/MailReservationService.kt
@@ -25,9 +25,9 @@ class MailReservationService(
         )
 
         reservations.forEach { mailReservation ->
-            mailReservation.process()
+            mailReservation.send()
             mailService.sendMailsByBcc(MailData(mailReservation.mailMessage), emptyMap()) {
-                mailReservation.complete()
+                mailReservation.finish()
             }
         }
     }
diff --git a/src/main/kotlin/apply/domain/mail/MailReservation.kt b/src/main/kotlin/apply/domain/mail/MailReservation.kt
index 945e74d70..a59d319f5 100644
--- a/src/main/kotlin/apply/domain/mail/MailReservation.kt
+++ b/src/main/kotlin/apply/domain/mail/MailReservation.kt
@@ -35,11 +35,11 @@ class MailReservation(
         validateTime(reservationTime)
     }
 
-    fun process() {
+    fun send() {
         status = MailReservationStatus.SENDING
     }
 
-    fun complete() {
+    fun finish() {
         status = MailReservationStatus.FINISHED
     }
 
diff --git a/src/test/kotlin/apply/application/mail/MailMessageIntegrationTest.kt b/src/test/kotlin/apply/application/mail/MailMessageIntegrationTest.kt
index fdbea0742..af3513e58 100644
--- a/src/test/kotlin/apply/application/mail/MailMessageIntegrationTest.kt
+++ b/src/test/kotlin/apply/application/mail/MailMessageIntegrationTest.kt
@@ -56,7 +56,7 @@ class MailMessageIntegrationTest(
 
     Given("취소하고 싶은 예약 메일이 처리중인 경우") {
         val mailMessage = mailMessageRepository.save(createReservationMailMessage())
-        mailMessage.reservation()?.process()
+        mailMessage.reservation()?.send()
 
         When("메일 예약을 취소하면") {
             Then("에러가 발생하고 메일 메시지와 예약은 남아있다") {
@@ -73,7 +73,7 @@ class MailMessageIntegrationTest(
 
     Given("취소하고 싶은 예약 메일이 발송 완료된 경우") {
         val mailMessage = mailMessageRepository.save(createReservationMailMessage())
-        mailMessage.reservation()?.complete()
+        mailMessage.reservation()?.finish()
 
         When("메일 예약을 취소하면") {
             Then("에러가 발생하고 메일 메시지와 예약은 남아있다") {
diff --git a/src/test/kotlin/apply/domain/mail/MailReservationTest.kt b/src/test/kotlin/apply/domain/mail/MailReservationTest.kt
index 36638f412..8b409642c 100644
--- a/src/test/kotlin/apply/domain/mail/MailReservationTest.kt
+++ b/src/test/kotlin/apply/domain/mail/MailReservationTest.kt
@@ -43,14 +43,14 @@ class MailReservationTest : StringSpec({
     "예약 메일 전송을 시작한다" {
         val mailReservation = createMailReservation()
 
-        mailReservation.process()
+        mailReservation.send()
         mailReservation.status shouldBe MailReservationStatus.SENDING
     }
 
     "예약 메일 전송을 완료한다" {
         val mailReservation = createMailReservation()
 
-        mailReservation.complete()
+        mailReservation.finish()
         mailReservation.status shouldBe MailReservationStatus.FINISHED
     }
 })