diff --git a/vendor/magento/framework/Image/Adapter/Gd2.php b/vendor/magento/framework/Image/Adapter/Gd2.php
index 442418ecb17..037a2eb56d6 100644
--- a/vendor/magento/framework/Image/Adapter/Gd2.php
+++ b/vendor/magento/framework/Image/Adapter/Gd2.php
@@ -538,8 +538,8 @@ class Gd2 extends AbstractAdapter
         } elseif ($this->getWatermarkPosition() == self::POSITION_STRETCH) {
             $watermark = $this->createWaterMark($watermark, $this->_imageSrcWidth, $this->_imageSrcHeight);
         } elseif ($this->getWatermarkPosition() == self::POSITION_CENTER) {
-            $positionX = $this->_imageSrcWidth / 2 - imagesx($watermark) / 2;
-            $positionY = $this->_imageSrcHeight / 2 - imagesy($watermark) / 2;
+            $positionX = (int) ($this->_imageSrcWidth / 2 - imagesx($watermark) / 2);
+            $positionY = (int) ($this->_imageSrcHeight / 2 - imagesy($watermark) / 2);
             $this->imagecopymergeWithAlphaFix(
                 $this->_imageHandler,
                 $watermark,
diff --git a/vendor/magento/framework/Image/Adapter/ImageMagick.php b/vendor/magento/framework/Image/Adapter/ImageMagick.php
index d67fe7799db..d0b88a34c09 100644
--- a/vendor/magento/framework/Image/Adapter/ImageMagick.php
+++ b/vendor/magento/framework/Image/Adapter/ImageMagick.php
@@ -334,8 +334,8 @@ class ImageMagick extends AbstractAdapter
                 $watermark->sampleImage($this->_imageSrcWidth, $this->_imageSrcHeight);
                 break;
             case self::POSITION_CENTER:
-                $positionX = ($this->_imageSrcWidth - $watermark->getImageWidth()) / 2;
-                $positionY = ($this->_imageSrcHeight - $watermark->getImageHeight()) / 2;
+                $positionX = (int) (($this->_imageSrcWidth - $watermark->getImageWidth()) / 2);
+                $positionY = (int) (($this->_imageSrcHeight - $watermark->getImageHeight()) / 2);
                 break;
             case self::POSITION_TOP_RIGHT:
                 $positionX = $this->_imageSrcWidth - $watermark->getImageWidth();