diff --git a/lib/DAV/IFile.php b/lib/DAV/IFile.php
index 974aee00dd..bd74da497a 100644
--- a/lib/DAV/IFile.php
+++ b/lib/DAV/IFile.php
@@ -77,7 +77,7 @@ public function getETag();
     /**
      * Returns the size of the node, in bytes.
      *
-     * @return int
+     * @return int|float
      */
     public function getSize();
 }