diff --git a/types/sequelize/index.d.ts b/types/sequelize/index.d.ts
index b6871ca3c4..f80d5acc40 100644
--- a/types/sequelize/index.d.ts
+++ b/types/sequelize/index.d.ts
@@ -139,7 +139,7 @@ declare namespace sequelize {
      * @see http://docs.sequelizejs.com/en/latest/api/associations/belongs-to/
      * @see Instance
      */
-    interface BelongsToCreateAssociationMixin<TAttributes> {
+    interface BelongsToCreateAssociationMixin<TAttributes, TInstance> {
         /**
          * Create a new instance of the associated model and associate it with this.
          * @param values The values used to create the association.
@@ -148,7 +148,7 @@ declare namespace sequelize {
         (
             values?: TAttributes,
             options?: BelongsToCreateAssociationMixinOptions | CreateOptions | BelongsToSetAssociationMixinOptions
-        ): Promise<void>;
+        ): Promise<TInstance>;
     }
 
     /**
diff --git a/types/sequelize/sequelize-tests.ts b/types/sequelize/sequelize-tests.ts
index 0592a36df4..4e0aa9a73d 100644
--- a/types/sequelize/sequelize-tests.ts
+++ b/types/sequelize/sequelize-tests.ts
@@ -220,7 +220,7 @@ barcode.setProduct(product, { save: true }).then(() => { });
 
 barcode.createProduct();
 barcode.createProduct({ id: 1, name: 'Crowbar' });
-barcode.createProduct({ id: 1 }, { save: true, silent: true }).then((product) => { });
+barcode.createProduct({ id: 1 }, { save: true, silent: true }).then((product: ProductInstance) => { });
 
 product.getWarehouse();
 product.getWarehouse({ scope: null }).then(w => w.capacity);
@@ -365,7 +365,7 @@ interface ProductInstance extends Sequelize.Instance<ProductAttributes>, Product
     // belongsTo association mixins:
     getWarehouse: Sequelize.BelongsToGetAssociationMixin<WarehouseInstance>;
     setWarehouse: Sequelize.BelongsToSetAssociationMixin<WarehouseInstance, number>;
-    createWarehouse: Sequelize.BelongsToCreateAssociationMixin<WarehouseAttributes>;
+    createWarehouse: Sequelize.BelongsToCreateAssociationMixin<WarehouseAttributes, WarehouseInstance>;
 };
 
 interface BarcodeAttributes {
@@ -378,7 +378,7 @@ interface BarcodeInstance extends Sequelize.Instance<BarcodeAttributes>, Barcode
     // belongsTo association mixins:
     getProduct: Sequelize.BelongsToGetAssociationMixin<ProductInstance>;
     setProduct: Sequelize.BelongsToSetAssociationMixin<ProductInstance, number>;
-    createProduct: Sequelize.BelongsToCreateAssociationMixin<ProductAttributes>;
+    createProduct: Sequelize.BelongsToCreateAssociationMixin<ProductAttributes, ProductInstance>;
 };
 
 interface WarehouseAttributes {