diff --git a/src/test/java/com/kustacks/kuring/notice/domain/CategoryNameTest.java b/src/test/java/com/kustacks/kuring/notice/domain/CategoryNameTest.java
index 426fd4b7..592fb0e2 100644
--- a/src/test/java/com/kustacks/kuring/notice/domain/CategoryNameTest.java
+++ b/src/test/java/com/kustacks/kuring/notice/domain/CategoryNameTest.java
@@ -15,7 +15,7 @@ class CategoryNameTest {
     @DisplayName("name을 String으로 받아 해당 CategoryName enum으로 변환한다")
     @CsvSource({"bachelor,BACHELOR", "industry_university,INDUSTRY_UNIVERSITY", "library,LIBRARY"})
     @ParameterizedTest
-    public void fromStringName(String name, CategoryName categoryName) {
+    void fromStringName(String name, CategoryName categoryName) {
         // when
         CategoryName result = CategoryName.fromStringName(name);
 
@@ -25,7 +25,7 @@ public void fromStringName(String name, CategoryName categoryName) {
 
     @DisplayName("존재하지 않는 String name으로 CategoryName을 찾으려 하는 경우 예외가 발생한다")
     @Test
-    public void fromStringNameException() {
+    void fromStringNameException() {
         // given
         String name = "invalidName";
 
@@ -40,7 +40,7 @@ public void fromStringNameException() {
     @DisplayName("String name을 통해 동일한 CategoryName enum인지 확인한다")
     @CsvSource({"bachelor,true", "invalid,false"})
     @ParameterizedTest
-    public void isSameName(String name, boolean expected) {
+    void isSameName(String name, boolean expected) {
         // when
         boolean result = CategoryName.BACHELOR.isSameName(name);
 
@@ -51,7 +51,7 @@ public void isSameName(String name, boolean expected) {
     @DisplayName("String shortName을 통해 동일한 CategoryName enum인지 확인한다")
     @CsvSource({"bch,true", "invalid,false"})
     @ParameterizedTest
-    public void isSameShortName(String name, boolean expected) {
+    void isSameShortName(String name, boolean expected) {
         // when
         boolean result = CategoryName.BACHELOR.isSameShortName(name);
 
@@ -62,7 +62,7 @@ public void isSameShortName(String name, boolean expected) {
     @DisplayName("String korName을 통해 동일한 CategoryName enum인지 확인한다")
     @CsvSource({"학사,true", "invalid,false"})
     @ParameterizedTest
-    public void isSameKorName(String name, boolean expected) {
+    void isSameKorName(String name, boolean expected) {
         // when
         boolean result = CategoryName.BACHELOR.isSameKorName(name);
 
diff --git a/src/test/java/com/kustacks/kuring/notice/domain/DepartmentNameTest.java b/src/test/java/com/kustacks/kuring/notice/domain/DepartmentNameTest.java
index d494c421..607d6603 100644
--- a/src/test/java/com/kustacks/kuring/notice/domain/DepartmentNameTest.java
+++ b/src/test/java/com/kustacks/kuring/notice/domain/DepartmentNameTest.java
@@ -15,7 +15,7 @@ class DepartmentNameTest {
     @DisplayName("name을 String으로 받아 해당 DepartmentName enum으로 변환한다")
     @CsvSource({"korean,KOREAN", "civil_environment,CIVIL_ENV", "business_administration,BUIS_ADMIN"})
     @ParameterizedTest
-    public void fromName(String name, DepartmentName departmentName) {
+    void fromName(String name, DepartmentName departmentName) {
         // when
         DepartmentName result = DepartmentName.fromName(name);
 
@@ -26,7 +26,7 @@ public void fromName(String name, DepartmentName departmentName) {
     @DisplayName("hostPrefix를 String으로 받아 해당 DepartmentName enum으로 변환한다")
     @CsvSource({"korea,KOREAN", "cee,CIVIL_ENV", "biz,BUIS_ADMIN"})
     @ParameterizedTest
-    public void fromHostPrefix(String name, DepartmentName departmentName) {
+    void fromHostPrefix(String name, DepartmentName departmentName) {
         // when
         DepartmentName result = DepartmentName.fromHostPrefix(name);
 
@@ -37,7 +37,7 @@ public void fromHostPrefix(String name, DepartmentName departmentName) {
     @DisplayName("korName를 String으로 받아 해당 DepartmentName enum으로 변환한다")
     @CsvSource({"국어국문학과,KOREAN", "사회환경공학부,CIVIL_ENV", "경영학과,BUIS_ADMIN"})
     @ParameterizedTest
-    public void fromKor(String name, DepartmentName departmentName) {
+    void fromKor(String name, DepartmentName departmentName) {
         // when
         DepartmentName result = DepartmentName.fromKor(name);
 
@@ -47,7 +47,7 @@ public void fromKor(String name, DepartmentName departmentName) {
 
     @DisplayName("존재하지 않는 String name으로 DepartmentName을 찾으려 하는 경우 예외가 발생한다")
     @Test
-    public void fromNameException() {
+    void fromNameException() {
         // given
         String name = "invalidName";
 
@@ -61,7 +61,7 @@ public void fromNameException() {
 
     @DisplayName("존재하지 않는 String fromHostPrefix로 DepartmentName을 찾으려 하는 경우 예외가 발생한다")
     @Test
-    public void fromHostPrefixException() {
+    void fromHostPrefixException() {
         // given
         String name = "invalidName";
 
@@ -75,7 +75,7 @@ public void fromHostPrefixException() {
 
     @DisplayName("존재하지 않는 String fromKor로 DepartmentName을 찾으려 하는 경우 예외가 발생한다")
     @Test
-    public void fromKorException() {
+    void fromKorException() {
         // given
         String name = "invalidName";
 
diff --git a/src/test/java/com/kustacks/kuring/notice/domain/DepartmentNoticeTest.java b/src/test/java/com/kustacks/kuring/notice/domain/DepartmentNoticeTest.java
index 360f14c9..93ce2fae 100644
--- a/src/test/java/com/kustacks/kuring/notice/domain/DepartmentNoticeTest.java
+++ b/src/test/java/com/kustacks/kuring/notice/domain/DepartmentNoticeTest.java
@@ -34,7 +34,7 @@ void member_invalid_email_id(String url) {
 
     @DisplayName("동등성 검증 테스트")
     @Test
-    public void notice_equals_test() {
+    void notice_equals_test() {
         DepartmentNotice notice1 = createDepartmentNotice(1L, "https://www.one.com");
         DepartmentNotice notice2 = createDepartmentNotice(1L, "https://www.two.com");
         Assertions.assertThat(notice1.equals(notice2)).isTrue();
diff --git a/src/test/java/com/kustacks/kuring/worker/update/notice/NoticeUpdateSupportTest.java b/src/test/java/com/kustacks/kuring/worker/update/notice/NoticeUpdateSupportTest.java
index ffbda439..3398b980 100644
--- a/src/test/java/com/kustacks/kuring/worker/update/notice/NoticeUpdateSupportTest.java
+++ b/src/test/java/com/kustacks/kuring/worker/update/notice/NoticeUpdateSupportTest.java
@@ -25,7 +25,7 @@ void setUp() {
 
     @DisplayName("이미 저장되있는 일반 공지의 경우 중복 저장하지 않도록 걸러낸다")
     @Test
-    public void filteringSoonSaveNotices() {
+    void filteringSoonSaveNotices() {
         // given
         List<CommonNoticeFormatDto> originNotices = new ArrayList<>();
 
@@ -53,7 +53,7 @@ public void filteringSoonSaveNotices() {
 
     @DisplayName("이미 저장되있는 학과별 공지의 경우 중복 저장하지 않도록 걸러낸다")
     @Test
-    public void filteringSoonSaveDepartmentNotices() {
+    void filteringSoonSaveDepartmentNotices() {
         // given
         List<CommonNoticeFormatDto> originNotices = new ArrayList<>();
 
@@ -82,7 +82,7 @@ public void filteringSoonSaveDepartmentNotices() {
 
     @DisplayName("삭제되어야 할 공지의 article id를 걸러낸다")
     @Test
-    public void filteringSoonDeleteNoticeIds() {
+    void filteringSoonDeleteNoticeIds() {
         // given
         List<String> savedArticleIds = List.of("5b54bcd", "5b54bce", "5b54bcf", "5b54bcg");
         List<String> latestNoticeIds = List.of("5b54bcd", "5b54bce", "5b54bcg");
@@ -97,7 +97,7 @@ public void filteringSoonDeleteNoticeIds() {
 
     @DisplayName("삭제되어야 할 학과별 공지의 article id를 걸러낸다")
     @Test
-    public void filteringSoonDeleteDepartmentNoticeIds() {
+    void filteringSoonDeleteDepartmentNoticeIds() {
         // given
         List<Integer> savedArticleIds = List.of(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
         List<Integer> latestNoticeIds = List.of(1, 4, 5, 6, 8, 10);
@@ -112,7 +112,7 @@ public void filteringSoonDeleteDepartmentNoticeIds() {
 
     @DisplayName("새롭게 scrap된 공지들 결과물로부터 id를 추출한다")
     @Test
-    public void extractNoticeIds() {
+    void extractNoticeIds() {
         // given
         List<CommonNoticeFormatDto> originNotices = new ArrayList<>();
 
@@ -139,7 +139,7 @@ public void extractNoticeIds() {
 
     @DisplayName("새롭게 scrap된 학과별 공지들 결과물로부터 id를 추출한다")
     @Test
-    public void extractDepartmentNoticeIds() {
+    void extractDepartmentNoticeIds() {
         // given
         List<CommonNoticeFormatDto> originNotices = new ArrayList<>();