diff --git a/hapi-fhir-structures-dstu2/src/test/java/ca/uhn/fhir/model/primitive/BaseDateTimeDtDstu2Test.java b/hapi-fhir-structures-dstu2/src/test/java/ca/uhn/fhir/model/primitive/BaseDateTimeDtDstu2Test.java
index c80ff38c7dc..dc65c67f3c5 100644
--- a/hapi-fhir-structures-dstu2/src/test/java/ca/uhn/fhir/model/primitive/BaseDateTimeDtDstu2Test.java
+++ b/hapi-fhir-structures-dstu2/src/test/java/ca/uhn/fhir/model/primitive/BaseDateTimeDtDstu2Test.java
@@ -52,11 +52,11 @@ public class BaseDateTimeDtDstu2Test {
 	@Test
 	public void testEncodeZeroOffset() {
 		DateTimeDt dt = new DateTimeDt();
-		dt.setValueAsString("2011-01-01T12:00:00");
+		dt.setValueAsString("2011-01-01T12:00:00-04:00");
 		dt.setTimeZone(TimeZone.getTimeZone("GMT-0:00"));
 
 		String val = dt.getValueAsString();
-		assertEquals("2011-01-01T18:00:00+00:00", val);
+		assertEquals("2011-01-01T16:00:00+00:00", val);
 	}