diff --git a/hapi-fhir-structures-dstu3/src/test/java/ca/uhn/fhir/parser/XmlParserDstu3Test.java b/hapi-fhir-structures-dstu3/src/test/java/ca/uhn/fhir/parser/XmlParserDstu3Test.java
index 8bf3b595102..01dc7ec742a 100644
--- a/hapi-fhir-structures-dstu3/src/test/java/ca/uhn/fhir/parser/XmlParserDstu3Test.java
+++ b/hapi-fhir-structures-dstu3/src/test/java/ca/uhn/fhir/parser/XmlParserDstu3Test.java
@@ -115,6 +115,22 @@ public class XmlParserDstu3Test {
 		ourCtx.setNarrativeGenerator(null);
 	}
 
+	/**
+	 * See #347
+	 */
+	@Test
+	public void testEncodeAndParseMedicationOrder() {
+		MedicationOrder mo = new MedicationOrder();
+		mo.getDateWrittenElement().setValueAsString("2015-10-05");
+		
+		String encoded = ourCtx.newXmlParser().setPrettyPrint(true).encodeResourceToString(mo);
+		ourLog.info(encoded);
+		
+		mo = ourCtx.newXmlParser().parseResource(MedicationOrder.class, encoded);
+		assertEquals("2015-10-05", mo.getDateWrittenElement().getValueAsString());
+	}
+	
+	
 	@Test
 	public void testBundleWithBinary() {
 		//@formatter:off