diff --git a/cookbook/testing/database.rst b/cookbook/testing/database.rst
index 151e57c0696..17fd2431625 100644
--- a/cookbook/testing/database.rst
+++ b/cookbook/testing/database.rst
@@ -91,7 +91,7 @@ it's easy to pass a mock object within a test::
                 ->will($this->returnValue($employeeRepository));
             
             $salaryCalculator = new SalaryCalculator($entityManager);
-            $this->assertEquals(1100, $salaryCalculator->calculateTotalSalary(1));
+            $this->assertEquals(2100, $salaryCalculator->calculateTotalSalary(1));
         }
     }