diff --git a/hapi-fhir-base/src/main/java/ca/uhn/fhir/model/primitive/DateDt.java b/hapi-fhir-base/src/main/java/ca/uhn/fhir/model/primitive/DateDt.java
index 82371ec8064..6c6e1801e03 100644
--- a/hapi-fhir-base/src/main/java/ca/uhn/fhir/model/primitive/DateDt.java
+++ b/hapi-fhir-base/src/main/java/ca/uhn/fhir/model/primitive/DateDt.java
@@ -47,6 +47,7 @@ public class DateDt extends BaseDateTimeDt {
 	@SimpleSetter(suffix="WithDayPrecision")
 	public DateDt(@SimpleSetter.Parameter(name = "theDate") Date theDate) {
 		setValue(theDate);
+		setPrecision(DEFAULT_PRECISION);
 	}
 
 	/**