diff --git a/src/test/java/eu/ztsh/wymiana/service/UserServiceTest.java b/src/test/java/eu/ztsh/wymiana/service/UserServiceTest.java
index 7edb478..0ef2abc 100644
--- a/src/test/java/eu/ztsh/wymiana/service/UserServiceTest.java
+++ b/src/test/java/eu/ztsh/wymiana/service/UserServiceTest.java
@@ -29,11 +29,12 @@ class UserServiceTest extends RepositoryBasedTest {
 
     @Test
     void createDuplicatedUser() {
-        userService.create(createRequest());
-        assertThatThrownBy(() -> userService.create(createRequest()))
+        var first = createRequest();
+        var second = createRequest();
+        userService.create(first);
+        assertThatThrownBy(() -> userService.create(second))
             .isInstanceOf(IllegalArgumentException.class)
             .hasMessage("Duplicated PESEL: %s".formatted(EntityCreator.Constants.PESEL));
-
     }
 
     @Test