diff --git a/src/test/java/de/ozgcloud/admin/keycloak/KeycloakApiServiceTest.java b/src/test/java/de/ozgcloud/admin/keycloak/KeycloakApiServiceTest.java
index b21abde47c9e0d52c6993e7eb8c164e8d78eaa09..ce9ed1256d94d81e5e04e820fe2436bfdc34b168 100644
--- a/src/test/java/de/ozgcloud/admin/keycloak/KeycloakApiServiceTest.java
+++ b/src/test/java/de/ozgcloud/admin/keycloak/KeycloakApiServiceTest.java
@@ -53,12 +53,12 @@ class KeycloakApiServiceTest {
 	class TestAddGroup {
 
 		private final GroupRepresentation groupRepresentation = GroupRepresentationTestFactory.create();
-		private final String RESOURCE_ID = GroupRepresentationTestFactory.create().getId();
+		private final String resourceId = GroupRepresentationTestFactory.create().getId();
 
 		@BeforeEach
 		void init() {
 			when(groupsResource.add(groupRepresentation)).thenReturn(response);
-			doReturn(RESOURCE_ID).when(service).getCreatedResourceIdFromResponse(response);
+			doReturn(resourceId).when(service).getCreatedResourceIdFromResponse(response);
 		}
 
 		@Test
@@ -79,7 +79,7 @@ class KeycloakApiServiceTest {
 		void shouldReturnAddedResourceId() {
 			var id = callService();
 
-			assertThat(id).isEqualTo(RESOURCE_ID);
+			assertThat(id).isEqualTo(resourceId);
 		}
 
 		private String callService() {
@@ -90,8 +90,8 @@ class KeycloakApiServiceTest {
 	@Nested
 	class TestGetCreatedResourceIdFromResponse {
 
-		private final String RESOURCE_ID = GroupRepresentationTestFactory.create().getId();
-		private final String LOCATION = LoremIpsum.getInstance().getUrl();
+		private final String resourceId = GroupRepresentationTestFactory.create().getId();
+		private final String location = LoremIpsum.getInstance().getUrl();
 
 		@Test
 		void shouldExtractResourceIdFromLocationHeader() {
@@ -99,7 +99,7 @@ class KeycloakApiServiceTest {
 
 			callService();
 
-			verify(service).extractResourceIdFromLocationHeader(LOCATION);
+			verify(service).extractResourceIdFromLocationHeader(location);
 		}
 
 		@Test
@@ -108,7 +108,7 @@ class KeycloakApiServiceTest {
 
 			var id = callService();
 
-			assertThat(id).isEqualTo(RESOURCE_ID);
+			assertThat(id).isEqualTo(resourceId);
 		}
 
 		@Test
@@ -121,8 +121,8 @@ class KeycloakApiServiceTest {
 
 		private void givenResponseCreated() {
 			when(response.getStatus()).thenReturn(201);
-			when(response.getHeaderString("Location")).thenReturn(LOCATION);
-			doReturn(RESOURCE_ID).when(service).extractResourceIdFromLocationHeader(LOCATION);
+			when(response.getHeaderString("Location")).thenReturn(location);
+			doReturn(resourceId).when(service).extractResourceIdFromLocationHeader(location);
 		}
 
 		private void givenResponseUnauthorized() {
@@ -138,14 +138,14 @@ class KeycloakApiServiceTest {
 	@Nested
 	class TestExtractResourceIdFromLocationHeader {
 
-		private final String RESOURCE_ID = GroupRepresentationTestFactory.create().getId();
-		private final String LOCATION = "https://keycloak-url.test/admin/realms/test/groups/" + RESOURCE_ID;
+		private final String resourceId = GroupRepresentationTestFactory.create().getId();
+		private final String location = "https://keycloak-url.test/admin/realms/test/groups/" + resourceId;
 
 		@Test
 		void shouldReturnId() {
-			var id = service.extractResourceIdFromLocationHeader(LOCATION);
+			var id = service.extractResourceIdFromLocationHeader(location);
 
-			assertThat(id).isEqualTo(RESOURCE_ID);
+			assertThat(id).isEqualTo(resourceId);
 		}
 	}
 }