diff --git a/README.md b/README.md
index 3070818..b3bc4c3 100644
--- a/README.md
+++ b/README.md
@@ -87,7 +87,7 @@ require __DIR__ . '/vendor/autoload.php';
 use YoutubeDl\YoutubeDl;
 
 $yt = new YoutubeDl();
-$yt->onProgress(static function (?string $progressTarget, string $percentage, string $size, string $speed, string $eta, ?string $totalTime): void {
+$yt->onProgress(static function (?string $progressTarget, string $percentage, string $size, ?string $speed, ?string $eta, ?string $totalTime): void {
     echo "Download file: $progressTarget; Percentage: $percentage; Size: $size";
     if ($speed) {
         echo "; Speed: $speed";
diff --git a/src/YoutubeDl.php b/src/YoutubeDl.php
index 98b9a92..15271ce 100644
--- a/src/YoutubeDl.php
+++ b/src/YoutubeDl.php
@@ -36,7 +36,7 @@
 
 class YoutubeDl
 {
-    public const PROGRESS_PATTERN = '#\[download\]\s+(?<percentage>\d+(?:\.\d+)?%)\s+of\s+(?<size>[~]?\d+(?:\.\d+)?(?:K|M|G)iB)(?:\s+at\s+(?<speed>(\d+(?:\.\d+)?(?:K|M|G)iB/s)|Unknown speed))?(?:\s+ETA\s+(?<eta>([\d:]{2,8}|Unknown ETA)))?(\s+in\s+(?<totalTime>[\d:]{2,8}))?#i';
+    public const PROGRESS_PATTERN = '#\[download\]\s+(?<percentage>\d+(?:\.\d+)?%)\s+of\s+(?<size>[~]?[\S|\s]+?\d+(?:\.\d+)?(?:K|M|G)iB)(?:\s+at\s+(?<speed>(\d+(?:\.\d+)?(?:K|M|G)iB/s)|Unknown speed))?(?:\s+ETA\s+(?<eta>([\d:]{2,8}|Unknown ETA)))?(\s+in\s+(?<totalTime>[\d:]{2,8}))?#i';
 
     private ProcessBuilderInterface $processBuilder;
     private MetadataReaderInterface $metadataReader;