diff --git a/src/main/resources/schema/schema-h2.sql b/src/main/resources/schema/schema-h2.sql
index 4551306b..874e840b 100644
--- a/src/main/resources/schema/schema-h2.sql
+++ b/src/main/resources/schema/schema-h2.sql
@@ -24,7 +24,7 @@ create table if not exists users(
     email varchar(255) not null,
     password varchar(255) not null,
     phone varchar(20) not null,
-    region_code varchar(10) not null,
+    region_code varchar(10) null,
     status varchar(20) not null,
     created_at timestamp not null,
     created_by bigint not null,
diff --git a/src/test/kotlin/roomescape/util/Fixtures.kt b/src/test/kotlin/roomescape/util/Fixtures.kt
index 4abd39f9..d715b5b9 100644
--- a/src/test/kotlin/roomescape/util/Fixtures.kt
+++ b/src/test/kotlin/roomescape/util/Fixtures.kt
@@ -72,7 +72,7 @@ object UserFixture {
         email: String = "sample@example.com",
         password: String = "a".repeat(MIN_PASSWORD_LENGTH),
         phone: String = "01012345678",
-        regionCode: String = "1130510300",
+        regionCode: String? = null,
         status: UserStatus = UserStatus.ACTIVE
     ): UserEntity = UserEntity(
         id = id,
@@ -89,7 +89,7 @@ object UserFixture {
         email = "sample@example.com",
         password = "a".repeat(MIN_PASSWORD_LENGTH),
         phone = "01012345678",
-        regionCode = "1130510300"
+        regionCode = null
     )
 }