diff --git a/dotnet/src/dotnetframework/GxClasses/Data/GXDataPostgreSQL.cs b/dotnet/src/dotnetframework/GxClasses/Data/GXDataPostgreSQL.cs
index 1f44ba12b..f7bf54567 100644
--- a/dotnet/src/dotnetframework/GxClasses/Data/GXDataPostgreSQL.cs
+++ b/dotnet/src/dotnetframework/GxClasses/Data/GXDataPostgreSQL.cs
@@ -447,7 +447,7 @@ public override DateTime Dbms2NetDateTime(DateTime dt, Boolean precision)
 		}
 		public override object Net2DbmsDateTime(IDbDataParameter parm, DateTime dt)
 		{
-			if (dt.Equals(DateTimeUtil.NullDate()))
+			if (dt.Equals(DateTimeUtil.NullDate()) && NpgsqlAssembly.GetName().Version.Major <=3)
 			{
 				return DateTime.MinValue.AddTicks(1);//Avoid -infinity DateTimes (sac 20807)
 			}