diff --git a/extensions/package.json b/extensions/package.json
index aa8e5d710cd..2b3c1aedf3a 100644
--- a/extensions/package.json
+++ b/extensions/package.json
@@ -4,7 +4,7 @@
   "license": "MIT",
   "description": "Dependencies shared by all extensions",
   "dependencies": {
-    "typescript": "^5.0.0-dev.20230131"
+    "typescript": "^4.9.5"
   },
   "scripts": {
     "postinstall": "node ./postinstall.mjs"
diff --git a/extensions/typescript-language-features/extension-browser.webpack.config.js b/extensions/typescript-language-features/extension-browser.webpack.config.js
index 03436479c9a..c931b906965 100644
--- a/extensions/typescript-language-features/extension-browser.webpack.config.js
+++ b/extensions/typescript-language-features/extension-browser.webpack.config.js
@@ -66,6 +66,7 @@ module.exports = [withBrowserDefaults({
 	module: {
 		exprContextCritical: false,
 	},
+	ignoreWarnings: [/Critical dependency: the request of a dependency is an expression/],
 	output: {
 		// all output goes into `dist`.
 		// packaging depends on that and this must always be like it
diff --git a/extensions/yarn.lock b/extensions/yarn.lock
index c0ffb8fc9b0..0c09ae0b431 100644
--- a/extensions/yarn.lock
+++ b/extensions/yarn.lock
@@ -228,10 +228,10 @@ to-regex-range@^5.0.1:
   dependencies:
     is-number "^7.0.0"
 
-typescript@^5.0.0-dev.20230131:
-  version "5.0.0-dev.20230131"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-5.0.0-dev.20230131.tgz#920b8e5b9a25100fee18a45b0f77a3d12d9b8d0e"
-  integrity sha512-A1VAxSLhrW5D7zq7nLkE36JAfDL72gJrN8p5Y6zvvndkOGtfgJp3//M0iqCRfLe0l8noJb8cRI+kdpgSuC1giw==
+typescript@^4.9.5:
+  version "4.9.5"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.9.5.tgz#095979f9bcc0d09da324d58d03ce8f8374cbe65a"
+  integrity sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==
 
 vscode-grammar-updater@^1.1.0:
   version "1.1.0"