diff --git a/apps/files/lib/helper.php b/apps/files/lib/helper.php
index 08c807d7f7b20b31492a642d4656aae8fbf377e3..1d431df04f15b7d81fdaf77a9db1f41a0da471a2 100644
--- a/apps/files/lib/helper.php
+++ b/apps/files/lib/helper.php
@@ -39,8 +39,8 @@ class Helper
 		}
 
 		if($file['isPreviewAvailable']) {
-			$relativePath = substr($file['path'], 6);
-			return \OC_Helper::previewIcon($relativePath);
+			$pathForPreview = $file['directory'] . '/' . $file['name'];
+			return \OC_Helper::previewIcon($pathForPreview);
 		}
 		return \OC_Helper::mimetypeIcon($file['mimetype']);
 	}