diff --git a/src/NHibernate/Driver/DriverBase.cs b/src/NHibernate/Driver/DriverBase.cs
index 3301906dd2c..4045ceccd6b 100644
--- a/src/NHibernate/Driver/DriverBase.cs
+++ b/src/NHibernate/Driver/DriverBase.cs
@@ -267,6 +267,12 @@ protected virtual IDbDataParameter CloneParameter(IDbCommand cmd, IDbDataParamet
 			var clone = cmd.CreateParameter();
 			clone.DbType = originalParameter.DbType;
 			clone.ParameterName = originalParameter.ParameterName;
+			if (originalParameter.Size != 0)
+				clone.Size = originalParameter.Size;
+			if (originalParameter.Scale != 0)
+				clone.Scale = originalParameter.Scale;
+			if (originalParameter.Precision != 0)
+				clone.Precision = originalParameter.Precision;
 			clone.Value = originalParameter.Value;
 			return clone;
 		}
@@ -311,4 +317,4 @@ public IDbDataParameter GenerateOutputParameter(IDbCommand command)
 			return param;
 		}
 	}
-}
\ No newline at end of file
+}