diff --git a/vendor/magento/module-bundle/Block/Catalog/Product/View/Type/Bundle.php b/vendor/magento/module-bundle/Block/Catalog/Product/View/Type/Bundle.php
index 8c4f19193e2..2bd0c402c07 100644
--- a/vendor/magento/module-bundle/Block/Catalog/Product/View/Type/Bundle.php
+++ b/vendor/magento/module-bundle/Block/Catalog/Product/View/Type/Bundle.php
@@ -20,6 +20,7 @@ use Magento\Framework\DataObject;
 use Magento\Framework\Json\EncoderInterface;
 use Magento\Framework\Locale\FormatInterface;
 use Magento\Framework\ObjectManager\ResetAfterRequestInterface;
+use Magento\Framework\Pricing\PriceCurrencyInterface;
 use Magento\Framework\Stdlib\ArrayUtils;
 
 /**
@@ -71,6 +72,11 @@ class Bundle extends AbstractView implements ResetAfterRequestInterface
      */
     private $optionsPosition = [];
 
+    /**
+     * @var PriceCurrencyInterface
+     */
+    private $priceCurrency;
+
     /**
      * @param Context $context
      * @param ArrayUtils $arrayUtils
@@ -80,6 +86,7 @@ class Bundle extends AbstractView implements ResetAfterRequestInterface
      * @param FormatInterface $localeFormat
      * @param array $data
      * @param CollectionProcessor|null $catalogRuleProcessor
+     * @param PriceCurrencyInterface|null $priceCurrency
      */
     public function __construct(
         Context $context,
@@ -89,7 +96,8 @@ class Bundle extends AbstractView implements ResetAfterRequestInterface
         EncoderInterface $jsonEncoder,
         FormatInterface $localeFormat,
         array $data = [],
-        ?CollectionProcessor $catalogRuleProcessor = null
+        ?CollectionProcessor $catalogRuleProcessor = null,
+        ?PriceCurrencyInterface $priceCurrency = null
     ) {
         $this->catalogProduct = $catalogProduct;
         $this->productPriceFactory = $productPrice;
@@ -102,6 +110,8 @@ class Bundle extends AbstractView implements ResetAfterRequestInterface
         );
         $this->catalogRuleProcessor = $catalogRuleProcessor ?? ObjectManager::getInstance()
                 ->get(CollectionProcessor::class);
+        $this->priceCurrency = $priceCurrency ?? ObjectManager::getInstance()
+            ->get(PriceCurrencyInterface::class);
     }
 
     /**
@@ -251,13 +261,13 @@ class Bundle extends AbstractView implements ResetAfterRequestInterface
             'optionId' => $selection->getId(),
             'prices' => [
                 'oldPrice' => [
-                    'amount' => $oldPrice,
+                    'amount' => $this->priceCurrency->roundPrice($oldPrice),
                 ],
                 'basePrice' => [
-                    'amount' => $basePrice,
+                    'amount' => $this->priceCurrency->roundPrice($basePrice),
                 ],
                 'finalPrice' => [
-                    'amount' => $finalPrice,
+                    'amount' => $this->priceCurrency->roundPrice($finalPrice),
                 ],
             ],
             'priceType' => $selection->getSelectionPriceType(),
diff --git a/vendor/magento/module-bundle/Pricing/Adjustment/Calculator.php b/vendor/magento/module-bundle/Pricing/Adjustment/Calculator.php
index 5e38edcb376..509cba6526b 100644
--- a/vendor/magento/module-bundle/Pricing/Adjustment/Calculator.php
+++ b/vendor/magento/module-bundle/Pricing/Adjustment/Calculator.php
@@ -323,27 +323,15 @@ class Calculator implements BundleCalculatorInterface, ResetAfterRequestInterfac
             }
         }
 
-        /** @var  Store $store */
-        $store = $bundleProduct->getStore();
-        $roundingMethod = $this->taxHelper->getCalculationAlgorithm($store);
         foreach ($amountList as $amountInfo) {
             /** @var AmountInterface $itemAmount */
             $itemAmount = $amountInfo['amount'];
             $qty = $amountInfo['quantity'];
-
-            if ($roundingMethod != TaxCalculationInterface::CALC_TOTAL_BASE) {
-                //We need to round the individual selection first
-                $fullAmount += ($this->priceCurrency->round($itemAmount->getValue()) * $qty);
-                foreach ($itemAmount->getAdjustmentAmounts() as $code => $adjustment) {
-                    $adjustment = $this->priceCurrency->round($adjustment) * $qty;
-                    $adjustments[$code] = isset($adjustments[$code]) ? $adjustments[$code] + $adjustment : $adjustment;
-                }
-            } else {
-                $fullAmount += ($itemAmount->getValue() * $qty);
-                foreach ($itemAmount->getAdjustmentAmounts() as $code => $adjustment) {
-                    $adjustment = $adjustment * $qty;
-                    $adjustments[$code] = isset($adjustments[$code]) ? $adjustments[$code] + $adjustment : $adjustment;
-                }
+            //We need to round the individual selection first
+            $fullAmount += ($this->priceCurrency->round($itemAmount->getValue()) * $qty);
+            foreach ($itemAmount->getAdjustmentAmounts() as $code => $adjustment) {
+                $adjustment = $this->priceCurrency->round($adjustment) * $qty;
+                $adjustments[$code] = isset($adjustments[$code]) ? $adjustments[$code] + $adjustment : $adjustment;
             }
         }
         if (is_array($exclude) == false) {
diff --git a/vendor/magento/module-catalog/Pricing/Price/RegularPrice.php b/vendor/magento/module-catalog/Pricing/Price/RegularPrice.php
index 2c4e332e712..aee8236f962 100644
--- a/vendor/magento/module-catalog/Pricing/Price/RegularPrice.php
+++ b/vendor/magento/module-catalog/Pricing/Price/RegularPrice.php
@@ -10,14 +10,14 @@ use Magento\Framework\Pricing\Price\AbstractPrice;
 use Magento\Framework\Pricing\Price\BasePriceProviderInterface;
 
 /**
- * Class RegularPrice
+ * Regular Price model
  */
 class RegularPrice extends AbstractPrice implements BasePriceProviderInterface
 {
     /**
      * Price type
      */
-    const PRICE_CODE = 'regular_price';
+    public const PRICE_CODE = 'regular_price';
 
     /**
      * Get price value
@@ -28,7 +28,7 @@ class RegularPrice extends AbstractPrice implements BasePriceProviderInterface
     {
         if ($this->value === null) {
             $price = $this->product->getPrice();
-            $priceInCurrentCurrency = $this->priceCurrency->convertAndRound($price);
+            $priceInCurrentCurrency = $this->priceCurrency->convert($price);
             $this->value = $priceInCurrentCurrency ? (float)$priceInCurrentCurrency : 0;
         }
         return $this->value;