diff --git a/lesson_16/api/api_app/src/test/java/com/codedifferently/lesson16/web/PatronsControllerTest.java b/lesson_16/api/api_app/src/test/java/com/codedifferently/lesson16/web/PatronsControllerTest.java
deleted file mode 100644
index 8f92734fa..000000000
--- a/lesson_16/api/api_app/src/test/java/com/codedifferently/lesson16/web/PatronsControllerTest.java
+++ /dev/null
@@ -1,65 +0,0 @@
-package com.codedifferently.lesson16.web;
-
-import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.when;
-import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.delete;
-import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
-import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
-import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
-import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
-
-import com.codedifferently.lesson16.library.Library;
-import com.codedifferently.lesson16.library.LibraryGuest;
-import java.util.Collections;
-import java.util.Set;
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.Test;
-import org.springframework.http.MediaType;
-import org.springframework.test.web.servlet.MockMvc;
-import org.springframework.test.web.servlet.setup.MockMvcBuilders;
-
-class PatronsControllerTest {
-
-  private MockMvc mockMvc;
-  private Library library;
-
-  @BeforeEach
-  public void setUp() {
-    library = mock(Library.class);
-    mockMvc = MockMvcBuilders.standaloneSetup(new PatronsController(library)).build();
-  }
-
-  @Test
-  public void testGetPatrons() throws Exception {
-    // Mocking
-    Set<LibraryGuest> patrons = Collections.emptySet();
-    when(library.getPatrons()).thenReturn(patrons);
-
-    // Execution and Assertion
-    mockMvc
-        .perform(get("/patrons"))
-        .andExpect(status().isOk())
-        .andExpect(content().contentType(MediaType.APPLICATION_JSON));
-  }
-
-  @Test
-  public void testCreatePatron() throws Exception {
-    // Mocking
-    mockMvc
-        .perform(
-            post("/patrons")
-                .contentType(MediaType.APPLICATION_JSON)
-                .content(
-                    "{\"id\": \"123e4567-e89b-12d3-a456-426614174000\", \"name\": \"John Doe\", \"email\": \"john@example.com\"}")
-                .accept(MediaType.APPLICATION_JSON))
-        .andExpect(status().isCreated());
-  }
-
-  @Test
-  public void testRemovePatron() throws Exception {
-    // Execution and Assertion
-    mockMvc
-        .perform(delete("/patrons/{id}", "123e4567-e89b-12d3-a456-426614174000"))
-        .andExpect(status().isNoContent());
-  }
-}