diff --git a/src/Database/Schema/SqlserverSchema.php b/src/Database/Schema/SqlserverSchema.php
index ae58d795fb1..f0b3647ea31 100644
--- a/src/Database/Schema/SqlserverSchema.php
+++ b/src/Database/Schema/SqlserverSchema.php
@@ -310,7 +310,8 @@ public function columnSql(Table $table, $name)
             'time' => ' TIME',
             'datetime' => ' DATETIME',
             'timestamp' => ' DATETIME',
-            'uuid' => ' UNIQUEIDENTIFIER'
+            'uuid' => ' UNIQUEIDENTIFIER',
+            'json' => ' NVARCHAR(MAX)',
         ];
 
         if (isset($typeMap[$data['type']])) {
diff --git a/tests/TestCase/Database/Schema/SqlserverSchemaTest.php b/tests/TestCase/Database/Schema/SqlserverSchemaTest.php
index 07591ac2dcf..7f21b3df155 100644
--- a/tests/TestCase/Database/Schema/SqlserverSchemaTest.php
+++ b/tests/TestCase/Database/Schema/SqlserverSchemaTest.php
@@ -773,6 +773,7 @@ public function testCreateSql()
                 'null' => false,
             ])
             ->addColumn('body', ['type' => 'text'])
+            ->addColumn('data', ['type' => 'json'])
             ->addColumn('created', 'datetime')
             ->addConstraint('primary', [
                 'type' => 'primary',
@@ -788,6 +789,7 @@ public function testCreateSql()
 [id] INTEGER IDENTITY(1, 1),
 [title] NVARCHAR(255) NOT NULL,
 [body] NVARCHAR(MAX),
+[data] NVARCHAR(MAX),
 [created] DATETIME,
 PRIMARY KEY ([id])
 )