diff --git a/interfaces/connect.ts b/interfaces/connect.ts
index 7b22b3c..18b39b4 100644
--- a/interfaces/connect.ts
+++ b/interfaces/connect.ts
@@ -818,6 +818,10 @@ export interface PlaceOrderParams {
      * @type {?boolean}
      */
     autoslice?: boolean;
+    /**
+     * @type {?string}
+     */
+    algo_id?: string;
     /**
      * @type {?string}
      */
diff --git a/test/test.ts b/test/test.ts
index 6e13cde..6b848ec 100644
--- a/test/test.ts
+++ b/test/test.ts
@@ -48,6 +48,10 @@ function testSuite(){
       .post('/orders/test')
       .reply(200, parseJson('order_response.json'))
 
+      // placeOrder with algo_id
+      .post('/orders/test', /algo_id=algo-123/)
+      .reply(200, parseJson('order_response.json'))
+
       // placeOrder with autoslice
       .post('/orders/regular', /autoslice=true/)
       .reply(200, parseJson('autoslice_response.json'))
@@ -264,6 +268,23 @@ function testSuite(){
         })
     });
 
+    describe('placeOrder with algo_id', function() {
+        it('Place market order with algo_id', (done) => {
+            kc.placeOrder(Varieties.TEST, {
+                'exchange': Exchanges.NSE,
+                'tradingsymbol': 'SBIN',
+                'transaction_type': TransactionTypes.BUY,
+                'quantity': 1,
+                'product': Products.MIS,
+                'order_type': OrderTypes.MARKET,
+                'algo_id': 'algo-123'})
+            .then(function(response: AnyObject) {
+                expect(response).to.have.property('order_id');
+                return done();
+            }).catch(done);
+        })
+    });
+
     describe('placeOrder with autoslice', function() {
         it('Place order with autoslice enabled', (done) => {
             kc.placeOrder(Varieties.VARIETY_REGULAR, {
diff --git a/types/connect.d.ts b/types/connect.d.ts
index 270a482..42f9cd6 100644
--- a/types/connect.d.ts
+++ b/types/connect.d.ts
@@ -2209,6 +2209,10 @@ export type Connect = {
        * A unique identifier for a particular auction
        */
       auction_number?: number;
+      /**
+       * An optional algo ID to associate with the order
+       */
+      algo_id?: string;
       /**
        * An optional tag to apply to an order to identify it (alphanumeric, max 20 chars)
        */