diff --git a/cmd/server/tests/media_item_isbn_test.go b/cmd/server/tests/media_item_isbn_test.go
index 69c754c..b21a5ef 100644
--- a/cmd/server/tests/media_item_isbn_test.go
+++ b/cmd/server/tests/media_item_isbn_test.go
@@ -334,11 +334,12 @@ func TestMediaItemsPagination(t *testing.T) {
 
 		assert.Equal(t, http.StatusOK, resp.StatusCode)
 
-		var response []map[string]interface{}
+		var response map[string]interface{}
 		json.NewDecoder(resp.Body).Decode(&response)
+		data := response["data"].([]interface{})
 
 		// Should get 2 items
-		assert.Equal(t, 2, len(response))
+		assert.Equal(t, 2, len(data))
 	})
 
 	t.Run("Pagination with offset", func(t *testing.T) {
@@ -352,11 +353,12 @@ func TestMediaItemsPagination(t *testing.T) {
 
 		assert.Equal(t, http.StatusOK, resp.StatusCode)
 
-		var response []map[string]interface{}
+		var response map[string]interface{}
 		json.NewDecoder(resp.Body).Decode(&response)
+		data := response["data"].([]interface{})
 
 		// Should get 2 items starting from offset 2
-		assert.Equal(t, 2, len(response))
+		assert.Equal(t, 2, len(data))
 	})
 
 	t.Run("Negative limit should fail", func(t *testing.T) {