diff --git a/lib/private/Files/Stream/SeekableHttpStream.php b/lib/private/Files/Stream/SeekableHttpStream.php
index 9d629920486..996a8fa8234 100644
--- a/lib/private/Files/Stream/SeekableHttpStream.php
+++ b/lib/private/Files/Stream/SeekableHttpStream.php
@@ -16,19 +16,16 @@ use Icewind\Streams\Wrapper;
 class SeekableHttpStream implements File {
 	private const PROTOCOL = 'httpseek';
 
-	private static bool $registered = false;
-
 	/**
 	 * Registers the stream wrapper using the `httpseek://` url scheme
 	 * $return void
 	 */
 	private static function registerIfNeeded() {
-		if (!self::$registered) {
+		if (!in_array(self::PROTOCOL, stream_get_wrappers())) {
 			stream_wrapper_register(
 				self::PROTOCOL,
 				self::class
 			);
-			self::$registered = true;
 		}
 	}