--- a/package.json
+++ b/package.json
@@ -17,12 +17,9 @@
     "cbor": ">= 3.0.0",
     "crypto-js": ">=3.1.8",
     "msgpack5": ">= 3.6.0",
-    "tweetnacl": ">= 0.14.3",
-    "ws": "1.1.4 - 7"
+    "tweetnacl": ">= 0.14.3"
   },
   "optionalDependencies": {
-    "bufferutil": ">= 1.2.1",
-    "utf-8-validate": ">= 1.2.1",
     "when": ">= 3.7.7"
   },
   "devDependencies": {