diff --git a/src/Exceptions/FileCannotBeAdded/DiskDoesNotExist.php b/src/Exceptions/FileCannotBeAdded/DiskDoesNotExist.php
index <HASH>..<HASH> 100644
--- a/src/Exceptions/FileCannotBeAdded/DiskDoesNotExist.php
+++ b/src/Exceptions/FileCannotBeAdded/DiskDoesNotExist.php
@@ -6,7 +6,7 @@ use Spatie\MediaLibrary\Exceptions\FileCannotBeAdded;
 
 class DiskDoesNotExist extends FileCannotBeAdded
 {
-    public static function create(string $diskName)
+    public static function create($diskName)
     {
         return new static("There is no filesystem disk named `{$diskName}`");
     }
Removed string typehint from DiskDoesNotExist::create because disk can be null