diff --git a/src/data/datatypes.js b/src/data/datatypes.js
index eabf26ae..f3c974b2 100644
--- a/src/data/datatypes.js
+++ b/src/data/datatypes.js
@@ -1616,6 +1616,15 @@ const mssqlTypesBase = {
     defaultSize: 255,
     hasQuotes: true,
   },
+  'NVARCHAR(MAX)': {
+    type: "NVARCHAR",
+    checkDefault: (field) => true,
+    hasCheck: true,
+    isSized: false,
+    hasPrecision: false,
+    defaultSize: 'MAX',
+    hasQuotes: true,
+  },
   TEXT: {
     type: "TEXT",
     checkDefault: (field) => true,