diff --git a/app/code/Magento/Checkout/Test/Mftf/Test/StoreFrontFreeShippingRecalculationAfterCouponCodeAddedTest.xml b/app/code/Magento/Checkout/Test/Mftf/Test/StoreFrontFreeShippingRecalculationAfterCouponCodeAddedTest.xml
index f1ce2f25e6d60..45f1df1237d09 100644
--- a/app/code/Magento/Checkout/Test/Mftf/Test/StoreFrontFreeShippingRecalculationAfterCouponCodeAddedTest.xml
+++ b/app/code/Magento/Checkout/Test/Mftf/Test/StoreFrontFreeShippingRecalculationAfterCouponCodeAddedTest.xml
@@ -21,7 +21,6 @@
                 <issueId value="DEPRECATED">Use StoreFrontFreeShippingRecalculationAfterCouponCodeAppliedTest instead</issueId>
             </skip>
         </annotations>
-
         <before>
             <actionGroup ref="AdminLoginActionGroup" stepKey="loginAsAdmin"/>
             <createData entity="Simple_US_Customer" stepKey="createSimpleUsCustomer">
@@ -64,7 +63,6 @@
             </actionGroup>
             <actionGroup ref="AdminLogoutActionGroup" stepKey="logout"/>
         </after>
-
         <actionGroup ref="ApplyCartRuleOnStorefrontActionGroup" stepKey="applyCartRule">
             <argument name="product" value="$$simpleProduct$$"/>
             <argument name="couponCode" value="{{CatPriceRule.coupon_code}}"/>
diff --git a/app/code/Magento/SalesRule/Model/Rule/Action/Discount/CartFixed.php b/app/code/Magento/SalesRule/Model/Rule/Action/Discount/CartFixed.php
index 1569c9551aa46..0adeedc32f759 100644
--- a/app/code/Magento/SalesRule/Model/Rule/Action/Discount/CartFixed.php
+++ b/app/code/Magento/SalesRule/Model/Rule/Action/Discount/CartFixed.php
@@ -111,7 +111,7 @@ public function calculate($rule, $item, $qty)
                             $address,
                             $baseRuleTotals
                         ) : $baseRuleTotals;
-                $availableDiscountAmount = $this->cartFixedDiscountHelper
+                $maximumItemDiscount = $this->cartFixedDiscountHelper
                     ->getDiscountAmount(
                         $ruleDiscount,
                         $qty,
@@ -119,8 +119,8 @@ public function calculate($rule, $item, $qty)
                         $baseRuleTotals,
                         $discountType
                     );
-                $quoteAmount = $this->priceCurrency->convert($availableDiscountAmount, $store);
-                $baseDiscountAmount = min($baseItemPrice * $qty, $availableDiscountAmount);
+                $quoteAmount = $this->priceCurrency->convert($maximumItemDiscount, $store);
+                $baseDiscountAmount = min($baseItemPrice * $qty, $maximumItemDiscount);
                 $this->deltaPriceRound->reset($discountType);
             } else {
                 $baseRuleTotals = $shippingMethod ?
diff --git a/app/code/Magento/SalesRule/Test/Mftf/Data/SalesRuleData.xml b/app/code/Magento/SalesRule/Test/Mftf/Data/SalesRuleData.xml
index 4a39e1237841d..4c1558baa767d 100644
--- a/app/code/Magento/SalesRule/Test/Mftf/Data/SalesRuleData.xml
+++ b/app/code/Magento/SalesRule/Test/Mftf/Data/SalesRuleData.xml
@@ -261,6 +261,9 @@
     <entity name="SalesRuleNoCouponWithFixedDiscount" extends="ApiCartRule">
         <data key="simple_action">by_fixed</data>
     </entity>
+    <entity name="SalesRuleNoCouponWithFixedDiscountWholeCart" extends="ApiCartRule">
+        <data key="simple_action">cart_fixed</data>
+    </entity>
     <entity name="ActiveSalesRuleWithPercentPriceDiscountCoupon">
         <data key="name" unique="suffix">Cart Price Rule with Specific Coupon</data>
         <data key="description">Description for Cart Price Rule</data>
diff --git a/app/code/Magento/SalesRule/Test/Mftf/Test/StorefrontAssertFixedCartDiscountAmountForBundleProductTest.xml b/app/code/Magento/SalesRule/Test/Mftf/Test/StorefrontAssertFixedCartDiscountAmountForBundleProductTest.xml
new file mode 100644
index 0000000000000..65c8a4416c1a1
--- /dev/null
+++ b/app/code/Magento/SalesRule/Test/Mftf/Test/StorefrontAssertFixedCartDiscountAmountForBundleProductTest.xml
@@ -0,0 +1,52 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ /**
+  * Copyright © Magento, Inc. All rights reserved.
+  * See COPYING.txt for license details.
+  */
+-->
+<tests xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xsi:noNamespaceSchemaLocation="urn:magento:mftf:Test/etc/testSchema.xsd">
+    <test name="StorefrontAssertFixedCartDiscountAmountForBundleProductTest">
+        <annotations>
+            <features value="SalesRule"/>
+            <stories value="Fixed Amount Cart Price Rule"/>
+            <title value="Checking Fixed Amount Cart Price Rule is correctly applied to bundle products"/>
+            <description value="Checking Fixed Amount Cart Price Rule is correctly applied to bundle products"/>
+            <severity value="AVERAGE"/>
+            <group value="SalesRule"/>
+            <testCaseId value="MC-39480"/>
+        </annotations>
+        <before>
+            <createData entity="SalesRuleNoCouponWithFixedDiscountWholeCart" stepKey="createSalesRule"/>
+            <actionGroup ref="AdminCreateApiDynamicBundleProductAllOptionTypesActionGroup" stepKey="createBundleProduct"/>
+        </before>
+        <after>
+            <deleteData createDataKey="createSalesRule" stepKey="deleteSalesRule"/>
+            <deleteData createDataKey="createBundleProductCreateBundleProduct" stepKey="deleteBundleProduct"/>
+            <deleteData createDataKey="simpleProduct1CreateBundleProduct" stepKey="deleteSimpleProduct1"/>
+        </after>
+        <actionGroup ref="StorefrontOpenProductPageActionGroup" stepKey="openProductPage">
+            <argument name="productUrl" value="$$createBundleProductCreateBundleProduct.custom_attributes[url_key]$$"/>
+        </actionGroup>
+        <click selector="{{StorefrontBundledSection.addToCart}}" stepKey="clickCustomize"/>
+        <selectOption selector="{{StorefrontBundledSection.dropDownOptionOneProducts('Drop-down Option')}}" userInput="$$simpleProduct2CreateBundleProduct.sku$$ +$$$simpleProduct2CreateBundleProduct.price$$.00" stepKey="selectOption0Product1"/>
+        <seeOptionIsSelected selector="{{StorefrontBundledSection.dropDownOptionOneProducts('Drop-down Option')}}" userInput="$$simpleProduct2CreateBundleProduct.sku$$ +$$$simpleProduct2CreateBundleProduct.price$$.00" stepKey="checkOption0Product1"/>
+        <checkOption selector="{{StorefrontBundledSection.radioButtonOptionTwoProducts('Radio Buttons Option', '1')}}" stepKey="selectOption1Product0"/>
+        <seeCheckboxIsChecked selector="{{StorefrontBundledSection.radioButtonOptionTwoProducts('Radio Buttons Option', '1')}}" stepKey="checkOption1Product0"/>
+        <checkOption selector="{{StorefrontBundledSection.checkboxOptionThreeProducts('Checkbox Option', '1')}}" stepKey="selectOption2Product0"/>
+        <seeCheckboxIsChecked selector="{{StorefrontBundledSection.checkboxOptionThreeProducts('Checkbox Option', '1')}}" stepKey="checkOption2Product0"/>
+        <checkOption selector="{{StorefrontBundledSection.checkboxOptionThreeProducts('Checkbox Option', '2')}}" stepKey="selectOption2Product1"/>
+        <seeCheckboxIsChecked selector="{{StorefrontBundledSection.checkboxOptionThreeProducts('Checkbox Option', '1')}}" stepKey="checkOption2Product1"/>
+        <actionGroup ref="StorefrontEnterProductQuantityAndAddToTheCartActionGroup" stepKey="enterProductQuantityAndAddToTheCart">
+            <argument name="quantity" value="1"/>
+        </actionGroup>
+        <actionGroup ref="StorefrontCartPageOpenActionGroup" stepKey="openShoppingCartPage"/>
+        <actionGroup ref="StorefrontCheckCartActionGroup" stepKey="cartAssert" after="openShoppingCartPage">
+            <argument name="subtotal" value="60.00"/>
+            <argument name="shipping" value="5.00"/>
+            <argument name="shippingMethod" value="Flat Rate - Fixed"/>
+            <argument name="total" value="15.00"/>
+        </actionGroup>
+    </test>
+</tests>