fix phpstan warnings

1 files changed, 2 insertions, 0 deletions

diff --git a/init.php b/init.php
index a77ddff..c47c89e 100644
--- a/init.php
+++ b/init.php
@@ -1,5 +1,7 @@
 <?php
 class UI_Gravatar extends Plugin {
+
+	/** @var string */
 	private $gravatar_hash = "";
 
 	function about() {