diff --git a/src/CartItem.php b/src/CartItem.php
index 8b3d69c..d2f2bc6 100644
--- a/src/CartItem.php
+++ b/src/CartItem.php
@@ -282,7 +282,9 @@ public function getDiscount($format = true)
     {
         $amount = 0;
 
-        if (app('laracart')->findCoupon($this->code)) {
+        if($this->coupon) {
+            $amount = $this->coupon->forItem($this);
+        } else if(app('laracart')->findCoupon($this->code)) {
             $amount = $this->discount;
         }
 
diff --git a/src/LaraCart.php b/src/LaraCart.php
index 6717e77..22b198b 100644
--- a/src/LaraCart.php
+++ b/src/LaraCart.php
@@ -869,8 +869,7 @@ private function removeCouponFromItems($code = null)
         foreach ($this->getItems() as $item) {
             if (isset($item->code) && (empty($code) || $item->code == $code)) {
                 $item->code = null;
-                $item->discount = null;
-                $item->couponInfo = [];
+                $item->coupon = null;
             }
         }
     }
diff --git a/src/Traits/CouponTrait.php b/src/Traits/CouponTrait.php
index eba2a56..c6da7c4 100644
--- a/src/Traits/CouponTrait.php
+++ b/src/Traits/CouponTrait.php
@@ -157,18 +157,11 @@ public function checkValidTimes(Carbon $startDate, Carbon $endDate, $throwErrors
      * Sets a discount to an item with what code was used and the discount amount.
      *
      * @param CartItem $item
-     * @param $discountAmount
-     *
-     * @throws InvalidPrice
      */
-    public function setDiscountOnItem(CartItem $item, $discountAmount)
+    public function setDiscountOnItem(CartItem $item)
     {
-        if (!is_numeric($discountAmount)) {
-            throw new InvalidPrice('You must use a discount amount.');
-        }
         $this->appliedToCart = false;
         $item->code = $this->code;
-        $item->discount = $discountAmount;
-        $item->couponInfo = $this->options;
+        $item->coupon = $this;
     }
 }
diff --git a/tests/CouponsTest.php b/tests/CouponsTest.php
index 7c85620..e1ed373 100644
--- a/tests/CouponsTest.php
+++ b/tests/CouponsTest.php
@@ -201,7 +201,7 @@ public function testSetDiscountOnItem()
 
         $this->assertEquals(90 * 1.07, $this->laracart->total(false));
 
-        $coupon->setDiscountOnItem($item, 10.00);
+        $coupon->setDiscountOnItem($item);
 
         $this->assertEquals('10OFF', $item->code);
 
@@ -237,7 +237,7 @@ public function testDiscountTotals()
 
         $coupon = $this->laracart->findCoupon('10OFF');
 
-        $coupon->setDiscountOnItem($item, 10.00);
+        $coupon->setDiscountOnItem($item);
 
         $this->assertEquals('10OFF', $item->code);
 
@@ -304,7 +304,7 @@ public function testRemoveCoupons()
 
         $coupon = $this->laracart->findCoupon('10OFF');
 
-        $coupon->setDiscountOnItem($item, 10.00);
+        $coupon->setDiscountOnItem($item);
 
         $this->assertEquals('10OFF', $item->code);
 
diff --git a/tests/TotalsTest.php b/tests/TotalsTest.php
index 06b7682..58e4537 100644
--- a/tests/TotalsTest.php
+++ b/tests/TotalsTest.php
@@ -258,7 +258,7 @@ public function testDoubleDiscounts()
         ]);
 
         $this->laracart->addCoupon($coupon);
-        $coupon->setDiscountOnItem($item, $item->price(false) * $coupon->value);
+        $coupon->setDiscountOnItem($item);
 
         $this->assertEquals(95, $this->laracart->subTotal(false));
         $this->assertEquals(5, $this->laracart->totalDiscount(false));