diff --git a/package.json b/package.json
index e23118bd8..1771846a2 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "node-fetch": "^2.6.1",
     "print-diff": "^1.0.0",
     "styleless-innertext": "^1.1.2",
-    "typescript": "4.1.0-dev.20200908",
+    "typescript": "4.7.4",
     "webidl2": "^23.13.0"
   }
 }