diff --git a/core-groovy-2/src/test/groovy/com/baeldung/metaprogramming/MetaprogrammingUnitTest.groovy b/core-groovy-2/src/test/groovy/com/baeldung/metaprogramming/MetaprogrammingUnitTest.groovy
index 8066b10f9b..780b88cbbf 100644
--- a/core-groovy-2/src/test/groovy/com/baeldung/metaprogramming/MetaprogrammingUnitTest.groovy
+++ b/core-groovy-2/src/test/groovy/com/baeldung/metaprogramming/MetaprogrammingUnitTest.groovy
@@ -58,7 +58,7 @@ class MetaprogrammingUnitTest extends GroovyTestCase {
 
     void testEmployeeExtension() {
         Employee emp = new Employee(age: 28)
-        assert emp.getYearOfBirth() == 1991
+        assert emp.getYearOfBirth() == 1992
     }
 
     void testJavaClassesExtensions() {
@@ -115,4 +115,4 @@ class MetaprogrammingUnitTest extends GroovyTestCase {
         Employee employee = new Employee(1, "Norman", "Lewis", 28)
         employee.logEmp()
     }
-}
\ No newline at end of file
+}