diff --git a/EMS/helpers/src/File/TempFile.php b/EMS/helpers/src/File/TempFile.php
index 7e89a47d2..d84008b72 100644
--- a/EMS/helpers/src/File/TempFile.php
+++ b/EMS/helpers/src/File/TempFile.php
@@ -52,7 +52,7 @@ public function loadFromStream(StreamInterface $stream): self
         }
 
         while (!$stream->eof()) {
-            if (false === \fwrite($handle, $stream->read(8192))) {
+            if (false === \fwrite($handle, $stream->read(File::DEFAULT_CHUNK_SIZE))) {
                 throw new \RuntimeException(\sprintf('Can\'t write in temporary file %s', $this->path));
             }
         }