diff --git a/hapi-fhir-testpage-overlay/src/test/java/ca/uhn/fhir/jpa/test/OverlayTestApp.java b/hapi-fhir-testpage-overlay/src/test/java/ca/uhn/fhir/jpa/test/OverlayTestApp.java
index 851cb24df9f..fd101ff6afd 100644
--- a/hapi-fhir-testpage-overlay/src/test/java/ca/uhn/fhir/jpa/test/OverlayTestApp.java
+++ b/hapi-fhir-testpage-overlay/src/test/java/ca/uhn/fhir/jpa/test/OverlayTestApp.java
@@ -121,7 +121,7 @@ public class OverlayTestApp {
 			Organization o1 = new Organization();
 			o1.getName().setValue("Some Org");
 			MethodOutcome create = client.create(o1);
-			IdDt orgId = create.getId();
+			IdDt orgId = (IdDt) create.getId();
 
 			Patient p1 = new Patient();
 			p1.addIdentifier("foo:bar", "12345");