1 files changed, 4 insertions, 1 deletions
diff --git a/lib/preview.php b/lib/preview.php
index b40ba191fba..266f7795f12 100755
--- a/lib/preview.php
+++ b/lib/preview.php
@@ -42,6 +42,9 @@ class Preview {
 	private $scalingup;
 
 	//preview images object
+	/**
+	 * @var \OC_Image
+	 */
 	private $preview;
 
 	//preview providers
@@ -624,4 +627,4 @@ class Preview {
 		}
 		return false;
 	}
-}
-\ No newline at end of file
+}