diff --git a/package.json b/package.json
index 240a23bc0..79fd5e3c9 100644
--- a/package.json
+++ b/package.json
@@ -25,8 +25,8 @@
     "ultron": "1.0.x"
   },
   "optionalDependencies": {
-    "bufferutil": "1.1.x",
-    "utf-8-validate": "1.1.x"
+    "bufferutil": "1.2.x",
+    "utf-8-validate": "1.2.x"
   },
   "devDependencies": {
     "ansi": "0.3.x",