diff --git a/lib/mssql.js b/lib/mssql.js
index 11bb49a..0cc1294 100644
--- a/lib/mssql.js
+++ b/lib/mssql.js
@@ -1275,6 +1275,11 @@ MsSQL.prototype.columnDataType = function (model, property) {
   }
   var colLength = columnMetadata && columnMetadata.dataLength || prop.length;
   if (colType) {
+    var dataPrecision = columnMetadata.dataPrecision;
+    var dataScale = columnMetadata.dataScale;
+    if (dataPrecision && dataScale) {
+      return colType + '(' + dataPrecision + ', ' + dataScale + ')';
+    }
     return colType + (colLength ? '(' + colLength + ')' : '');
   }
   return datatype(prop);