diff --git a/lib/private/preview.php b/lib/private/preview.php
index 4b21e324037e2d9a2e26c4a4bb9b196a5525d3d6..e9bfb3b9285a4de9d371f606d97b86451dcf3f7a 100755
--- a/lib/private/preview.php
+++ b/lib/private/preview.php
@@ -814,9 +814,7 @@ class Preview {
 			self::initProviders();
 		}
 
-		//remove last element because it has the mimetype *
-		$providers = array_slice(self::$providers, 0, -1);
-		foreach ($providers as $supportedMimeType => $provider) {
+		foreach (self::$providers as $supportedMimeType => $provider) {
 			if (preg_match($supportedMimeType, $mimeType)) {
 				return true;
 			}