diff --git a/archive-application/src/main/java/site/archive/dto/v1/archive/ArchiveCountResponseDtoV1.kt b/archive-application/src/main/kotlin/site/archive/dto/v1/archive/ArchiveCountResponseDtoV1.kt
similarity index 100%
rename from archive-application/src/main/java/site/archive/dto/v1/archive/ArchiveCountResponseDtoV1.kt
rename to archive-application/src/main/kotlin/site/archive/dto/v1/archive/ArchiveCountResponseDtoV1.kt
diff --git a/archive-application/src/main/java/site/archive/dto/v1/archive/ArchiveDtoV1.kt b/archive-application/src/main/kotlin/site/archive/dto/v1/archive/ArchiveDtoV1.kt
similarity index 100%
rename from archive-application/src/main/java/site/archive/dto/v1/archive/ArchiveDtoV1.kt
rename to archive-application/src/main/kotlin/site/archive/dto/v1/archive/ArchiveDtoV1.kt
diff --git a/archive-application/src/main/java/site/archive/dto/v1/archive/ArchiveImageDtoV1.kt b/archive-application/src/main/kotlin/site/archive/dto/v1/archive/ArchiveImageDtoV1.kt
similarity index 100%
rename from archive-application/src/main/java/site/archive/dto/v1/archive/ArchiveImageDtoV1.kt
rename to archive-application/src/main/kotlin/site/archive/dto/v1/archive/ArchiveImageDtoV1.kt
diff --git a/archive-application/src/main/java/site/archive/dto/v1/archive/ArchiveImageUrlResponseDtoV1.kt b/archive-application/src/main/kotlin/site/archive/dto/v1/archive/ArchiveImageUrlResponseDtoV1.kt
similarity index 100%
rename from archive-application/src/main/java/site/archive/dto/v1/archive/ArchiveImageUrlResponseDtoV1.kt
rename to archive-application/src/main/kotlin/site/archive/dto/v1/archive/ArchiveImageUrlResponseDtoV1.kt
diff --git a/archive-application/src/main/java/site/archive/dto/v1/archive/ArchiveListResponseDtoV1.kt b/archive-application/src/main/kotlin/site/archive/dto/v1/archive/ArchiveListResponseDtoV1.kt
similarity index 100%
rename from archive-application/src/main/java/site/archive/dto/v1/archive/ArchiveListResponseDtoV1.kt
rename to archive-application/src/main/kotlin/site/archive/dto/v1/archive/ArchiveListResponseDtoV1.kt
diff --git a/archive-application/src/main/java/site/archive/dto/v1/archive/EmailDuplicateResponseDtoV1.kt b/archive-application/src/main/kotlin/site/archive/dto/v1/archive/EmailDuplicateResponseDtoV1.kt
similarity index 100%
rename from archive-application/src/main/java/site/archive/dto/v1/archive/EmailDuplicateResponseDtoV1.kt
rename to archive-application/src/main/kotlin/site/archive/dto/v1/archive/EmailDuplicateResponseDtoV1.kt
diff --git a/archive-application/src/main/java/site/archive/dto/v1/auth/BasicRegisterCommandV1.kt b/archive-application/src/main/kotlin/site/archive/dto/v1/auth/BasicRegisterCommandV1.kt
similarity index 100%
rename from archive-application/src/main/java/site/archive/dto/v1/auth/BasicRegisterCommandV1.kt
rename to archive-application/src/main/kotlin/site/archive/dto/v1/auth/BasicRegisterCommandV1.kt
diff --git a/archive-application/src/main/java/site/archive/dto/v1/auth/LoginCommandV1.kt b/archive-application/src/main/kotlin/site/archive/dto/v1/auth/LoginCommandV1.kt
similarity index 100%
rename from archive-application/src/main/java/site/archive/dto/v1/auth/LoginCommandV1.kt
rename to archive-application/src/main/kotlin/site/archive/dto/v1/auth/LoginCommandV1.kt
diff --git a/archive-application/src/main/java/site/archive/dto/v1/auth/OAuthRegisterCommandV1.kt b/archive-application/src/main/kotlin/site/archive/dto/v1/auth/OAuthRegisterCommandV1.kt
similarity index 100%
rename from archive-application/src/main/java/site/archive/dto/v1/auth/OAuthRegisterCommandV1.kt
rename to archive-application/src/main/kotlin/site/archive/dto/v1/auth/OAuthRegisterCommandV1.kt
diff --git a/archive-application/src/main/java/site/archive/dto/v1/auth/PasswordRegisterCommandV1.kt b/archive-application/src/main/kotlin/site/archive/dto/v1/auth/PasswordRegisterCommandV1.kt
similarity index 100%
rename from archive-application/src/main/java/site/archive/dto/v1/auth/PasswordRegisterCommandV1.kt
rename to archive-application/src/main/kotlin/site/archive/dto/v1/auth/PasswordRegisterCommandV1.kt
diff --git a/archive-application/src/main/java/site/archive/dto/v1/user/BaseUserDtoV1.kt b/archive-application/src/main/kotlin/site/archive/dto/v1/user/BaseUserDtoV1.kt
similarity index 100%
rename from archive-application/src/main/java/site/archive/dto/v1/user/BaseUserDtoV1.kt
rename to archive-application/src/main/kotlin/site/archive/dto/v1/user/BaseUserDtoV1.kt
diff --git a/archive-application/src/main/java/site/archive/dto/v1/user/OAuthRegisterRequestDtoV1.kt b/archive-application/src/main/kotlin/site/archive/dto/v1/user/OAuthRegisterRequestDtoV1.kt
similarity index 100%
rename from archive-application/src/main/java/site/archive/dto/v1/user/OAuthRegisterRequestDtoV1.kt
rename to archive-application/src/main/kotlin/site/archive/dto/v1/user/OAuthRegisterRequestDtoV1.kt
diff --git a/archive-application/src/main/java/site/archive/dto/v1/user/SpecificUserDtoV1.kt b/archive-application/src/main/kotlin/site/archive/dto/v1/user/SpecificUserDtoV1.kt
similarity index 100%
rename from archive-application/src/main/java/site/archive/dto/v1/user/SpecificUserDtoV1.kt
rename to archive-application/src/main/kotlin/site/archive/dto/v1/user/SpecificUserDtoV1.kt
diff --git a/archive-application/src/main/java/site/archive/dto/v1/user/UserEmailRequestDtoV1.kt b/archive-application/src/main/kotlin/site/archive/dto/v1/user/UserEmailRequestDtoV1.kt
similarity index 100%
rename from archive-application/src/main/java/site/archive/dto/v1/user/UserEmailRequestDtoV1.kt
rename to archive-application/src/main/kotlin/site/archive/dto/v1/user/UserEmailRequestDtoV1.kt
diff --git a/archive-application/src/main/java/site/archive/dto/v1/user/UserPasswordResetRequestDtoV1.kt b/archive-application/src/main/kotlin/site/archive/dto/v1/user/UserPasswordResetRequestDtoV1.kt
similarity index 100%
rename from archive-application/src/main/java/site/archive/dto/v1/user/UserPasswordResetRequestDtoV1.kt
rename to archive-application/src/main/kotlin/site/archive/dto/v1/user/UserPasswordResetRequestDtoV1.kt