diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index 2167aaf40..17c7761d6 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -278,6 +278,7 @@ All definitions files include a header with the author and editors, so at some p
 * [morgan](https://github.com/expressjs/morgan/) (by [James Roland Cabresos](https://github.com/staticfunction/))
 * [Mousetrap](http://craig.is/killing/mice) (by [Dániel Tar](https://github.com/qcz))
 * [msgpack.js](https://github.com/uupaa/msgpack.js) (by [Shinya Mochizuki](https://github.com/enrapt-mochizuki))
+* [msnodesql](https://github.com/WindowsAzure/node-sqlserver) (by [Boris Yankov](https://github.com/borisyankov) and [Maxime LUCE](https://github.com/SomaticIT))
 * [Mustache.js](https://github.com/janl/mustache.js) (by [Boris Yankov](https://github.com/borisyankov))
 * [mysql](https://github.com/felixge/node-mysql) (by [William Johnston](https://github.com/wjohnsto))
 * [nconf](https://github.com/flatiron/nconf) (by [Jeff Goddard](https://github.com/jedigo))
@@ -291,9 +292,9 @@ All definitions files include a header with the author and editors, so at some p
 * [node-ffi](https://github.com/rbranson/node-ffi) (by [Paul Loyd](https://github.com/loyd))
 * [node-form](https://github.com/rsamec/form) (by [Roman Samec](https://github.com/rsamec))
 * [node-git](https://github.com/christkv/node-git) (by [vvakame](https://github.com/vvakame))
+* [node-sqlserver](https://github.com/WindowsAzure/node-sqlserver) (by [Boris Yankov](https://github.com/borisyankov) and [Maxime LUCE](https://github.com/SomaticIT))
 * [nodeunit](https://github.com/caolan/nodeunit) (by [Jeff Goddard](https://github.com/jedigo))
 * [node_zeromq](https://github.com/JustinTulloss/zeromq.node) (by [Dave McKeown](https://github.com/davemckeown))
-* [node-sqlserver](https://github.com/WindowsAzure/node-sqlserver) (by [Boris Yankov](https://github.com/borisyankov))
 * [node-tar](https://github.com/npm/node-tar) (by [Maxime LUCE](https://github.com/SomaticIT))
 * [node-uuid](https://github.com/broofa/node-uuid) (by [Jeff May](https://github.com/jeffmay))
 * [notify.js](https://github.com/alexgibson/notify.js) (by [soundTricker](https://github.com/soundTricker))
diff --git a/msnodesql/msnodesql-tests.ts b/msnodesql/msnodesql-tests.ts
index 3f05f29aa..a27bf74e1 100644
--- a/msnodesql/msnodesql-tests.ts
+++ b/msnodesql/msnodesql-tests.ts
@@ -14,6 +14,22 @@ function test_streaming() {
     stmt.on('error', function (err) { console.log("We had an error :-( " + err); });
 }
 
+function test_callback() {
+    var conn_str = "Driver={SQL Server Native Client 11.0};Server={(local)\\SQLEXPRESS};Database={DBName};Trusted_Connection={Yes};";
+
+    sql.query(conn_str, "SELECT * FROM TestTable", (err, results) => {
+        if (err) {
+            console.error(err);
+        }
+        else if (results.length) {
+            console.log(results);
+        }
+        else {
+            console.log("No results");
+        }
+    });
+}
+
 function test_explicit() {
     var conn_str = "Driver={SQL Server Native Client 11.0};Server={(localdb)\\v11.0};Database={DBName};Trusted_Connection={Yes};";
 
diff --git a/msnodesql/msnodesql.d.ts b/msnodesql/msnodesql.d.ts
index 39bf01fb8..77ce4d389 100644
--- a/msnodesql/msnodesql.d.ts
+++ b/msnodesql/msnodesql.d.ts
@@ -1,6 +1,6 @@
-// Type definitions for msnodesql 0.2
+// Type definitions for msnodesql 0.2.1
 // Project: https://github.com/WindowsAzure/node-sqlserver
-// Definitions by: Boris Yankov <https://github.com/borisyankov/>
+// Definitions by: Boris Yankov <https://github.com/borisyankov/>, Maxime LUCE <https://github.com/SomaticIT>
 // Definitions: https://github.com/borisyankov/DefinitelyTyped
 
 
@@ -11,18 +11,25 @@ declare module "msnodesql" {
 
     export function open(connectionString: string, callback?: OpenCallback): Connection;
 
-    export function query(connectionString: string, query: string, callback?: QueryCallback): StreamEvents;
-    export function query(connectionString: string, query: string, params: any[], callback?: QueryCallback): StreamEvents;
+    export function query(connectionString: string, query: string): StreamEvents;
+    export function query(connectionString: string, query: string, callback: QueryCallback<any>): StreamEvents;
+    export function query(connectionString: string, query: string, params: any[]): StreamEvents;
+    export function query(connectionString: string, query: string, params: any[], callback: QueryCallback<any>): StreamEvents;
 
-    export function queryRaw(connectionString: string, query: string, callback?: QueryRawCallback): StreamEvents;
-    export function queryRaw(connectionString: string, query: string, params: any[], callback?: QueryRawCallback): StreamEvents;
+    export function query<T>(connectionString: string, query: string, callback: QueryCallback<T>): StreamEvents;
+    export function query<T>(connectionString: string, query: string, params: any[], callback: QueryCallback<T>): StreamEvents;
+
+    export function queryRaw(connectionString: string, query: string): StreamEvents;
+    export function queryRaw(connectionString: string, query: string, callback: QueryRawCallback): StreamEvents;
+    export function queryRaw(connectionString: string, query: string, params: any[]): StreamEvents;
+    export function queryRaw(connectionString: string, query: string, params: any[], callback: QueryRawCallback): StreamEvents;
 
     interface OpenCallback {
         (err?: Error, connection?: Connection): void;
     }
 
-    interface QueryCallback {
-        (err?: Error, results?: QueryRawResult, more?: boolean): void;
+    interface QueryCallback<T> {
+        (err?: Error, results?: T[], more?: boolean): void;
     }
 
     interface QueryRawCallback {
@@ -43,11 +50,18 @@ declare module "msnodesql" {
     }
 
     interface Connection {
-        queryRaw(query: string, callback?: QueryCallback): StreamEvents;
-        queryRaw(query: string, params: any[], callback?: QueryCallback): StreamEvents;
+        query(query: string): StreamEvents;
+        query(query: string, callback: QueryCallback<any>): StreamEvents;
+        query(query: string, params: any[]): StreamEvents;
+        query(query: string, params: any[], callback: QueryCallback<any>): StreamEvents;
 
-        query(query: string, callback?: QueryRawCallback): StreamEvents;
-        query(query: string, params: any[], callback?: QueryRawCallback): StreamEvents;
+        query<T>(query: string, callback: QueryCallback<T>): StreamEvents;
+        query<T>(query: string, params: any[], callback: QueryCallback<T>): StreamEvents;
+
+        queryRaw(query: string): StreamEvents;
+        queryRaw(query: string, callback: QueryRawCallback): StreamEvents;
+        queryRaw(query: string, params: any[]): StreamEvents;
+        queryRaw(query: string, params: any[], callback: QueryRawCallback): StreamEvents;
 
         beginTransaction(callback?: ErrorCallback);
         commit(callback?: ErrorCallback);