diff --git a/types/sequelize/index.d.ts b/types/sequelize/index.d.ts
index 7d72a0b096..7f0a5d6da4 100644
--- a/types/sequelize/index.d.ts
+++ b/types/sequelize/index.d.ts
@@ -3793,7 +3793,7 @@ declare namespace sequelize {
          * @return Model A reference to the model, with the scope(s) applied. Calling scope again on the returned
          *     model will clear the previous scope.
          */
-        scope(options?: string | ScopeOptions | AnyWhereOptions | Array<string | ScopeOptions | AnyWhereOptions>): Model<TInstance, TAttributes>;
+        scope(options?: string | ScopeOptions | AnyWhereOptions | Array<string | ScopeOptions | AnyWhereOptions>): this;
 
         /**
          * Search for multiple instances.
diff --git a/types/sequelize/sequelize-tests.ts b/types/sequelize/sequelize-tests.ts
index 5d1f6eed34..9436ea0306 100644
--- a/types/sequelize/sequelize-tests.ts
+++ b/types/sequelize/sequelize-tests.ts
@@ -10,10 +10,14 @@ import Bluebird = require('bluebird');
 interface AnyAttributes { [name: string]: boolean | number | string | object; };
 interface AnyInstance extends Sequelize.Instance<AnyAttributes> { };
 
+interface UserModel extends Sequelize.Model<AnyInstance, AnyAttributes> {
+    findUser?(arbitraryThing: any): Promise<AnyInstance>;
+}
+
 var s         = new Sequelize( '' );
 var sequelize = s;
 var DataTypes = Sequelize;
-var User      = s.define<AnyInstance, AnyAttributes>( 'user', {} );
+var User: UserModel = s.define<AnyInstance, AnyAttributes>( 'user', {} );
 var user      = User.build();
 var Task      = s.define<AnyInstance, AnyAttributes>( 'task', {} );
 var Group     = s.define<AnyInstance, AnyAttributes>( 'group', {} );
@@ -893,6 +897,7 @@ User.addScope('lowAccessWithParam', function(id: number) {
 } );
 
 User.scope( 'lowAccess' ).count();
+User.scope( 'lowAccess' ).findUser( 'foo' );
 User.scope( { where : { parent_id : 2 } } );
 User.scope( [ 'lowAccess', { method: ['lowAccessWithParam', 2] }, { where : { parent_id : 2 } } ] )