diff --git a/hibernate-core/src/main/java/org/hibernate/dialect/function/CommonFunctionFactory.java b/hibernate-core/src/main/java/org/hibernate/dialect/function/CommonFunctionFactory.java
index a9815814c8..605b978c5f 100644
--- a/hibernate-core/src/main/java/org/hibernate/dialect/function/CommonFunctionFactory.java
+++ b/hibernate-core/src/main/java/org/hibernate/dialect/function/CommonFunctionFactory.java
@@ -314,7 +314,7 @@ public class CommonFunctionFactory {
 	 * SAP HANA
 	 */
 	public void trunc_roundMode() {
-		trunc( "round(?1,0,round_down)", "round(?1,?2,round_down)", TruncFunction.DatetimeTrunc.FORMAT, "to_date" );
+		trunc( "round(?1,0,round_down)", "round(?1,?2,round_down)", TruncFunction.DatetimeTrunc.FORMAT, "to_timestamp" );
 	}
 
 	// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~