diff --git a/headers.json b/headers.json
index 4eb3bf2..ca90b50 100644
--- a/headers.json
+++ b/headers.json
@@ -1,6 +1,9 @@
 {
   "namespace": "https://github.com/jonrhall",
-  "match": "http://bloodrizer.ru/games/kittens/",
+  "match": [
+    "http://bloodrizer.ru/games/kittens/",
+    "https://bloodrizer.ru/games/kittens/"
+  ],
   "grant": [
     "GM_addStyle"
   ],
@@ -8,4 +11,4 @@
     "https://d3js.org/d3.v3.min.js",
     "https://gist.githubusercontent.com/jonrhall/9fb5f6f0a820763704c6635e57602eb5/raw/6eb742223b9795260ba62150196ed0ae4a461e39/bullet.js"
   ]
-}
\ No newline at end of file
+}