diff --git a/build/package.json b/build/package.json
index f683c3241dc..c1910d8b201 100644
--- a/build/package.json
+++ b/build/package.json
@@ -52,7 +52,7 @@
     "p-limit": "^3.1.0",
     "plist": "^3.0.1",
     "source-map": "0.6.1",
-    "typescript": "^4.4.0-dev.20210528",
+    "typescript": "^4.4.0-dev.20210607",
     "vsce": "1.48.0",
     "vscode-universal": "deepak1556/universal#61454d96223b774c53cda10f72c2098c0ce02d58"
   },
diff --git a/build/yarn.lock b/build/yarn.lock
index b0449db06ee..f30b35e4830 100644
--- a/build/yarn.lock
+++ b/build/yarn.lock
@@ -1879,10 +1879,10 @@ typescript@^4.1.3:
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.1.3.tgz#519d582bd94cba0cf8934c7d8e8467e473f53bb7"
   integrity sha512-B3ZIOf1IKeH2ixgHhj6la6xdwR9QrLC5d1VKeCSY4tvkqhF2eqd9O7txNlS0PO3GrBAFIdr3L1ndNwteUbZLYg==
 
-typescript@^4.4.0-dev.20210528:
-  version "4.4.0-dev.20210528"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.4.0-dev.20210528.tgz#42453bc42e9d9df8ad0741c207c24d56407c0347"
-  integrity sha512-ACV+mYKC+PhWUXIDUL6qmFClIdrKc20KRxDePt8bniCgkKQD4XRYKl7m02paxJM3nTMRdlfjs0ncaslA5BA1GA==
+typescript@^4.4.0-dev.20210607:
+  version "4.4.0-dev.20210607"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.4.0-dev.20210607.tgz#ea802e420785ef3b6b9c2e12d1ff4b8d2e52ee19"
+  integrity sha512-tKAp1IL4APSdxD7xHLDU6tIDOEN8yJOTUGG+cSdLunmysl3yOkGrdUbByDaFDmGjKywghGhQvcG8gOqbLUcDcg==
 
 uc.micro@^1.0.1, uc.micro@^1.0.5:
   version "1.0.5"
diff --git a/extensions/microsoft-authentication/tsconfig.json b/extensions/microsoft-authentication/tsconfig.json
index 2c2bce4b8aa..6dabc0879a9 100644
--- a/extensions/microsoft-authentication/tsconfig.json
+++ b/extensions/microsoft-authentication/tsconfig.json
@@ -1,22 +1,22 @@
 {
+	"extends": "../tsconfig.base.json",
 	"compilerOptions": {
 		"baseUrl": ".",
 		"experimentalDecorators": true,
-		"forceConsistentCasingInFileNames": true,
-		"lib": ["es2019"],
 		"module": "commonjs",
 		"moduleResolution": "node",
 		"noFallthroughCasesInSwitch": true,
-		"noImplicitReturns": true,
 		"noUnusedLocals": false,
 		"outDir": "dist",
 		"resolveJsonModule": true,
 		"rootDir": "src",
 		"skipLibCheck": true,
-		"sourceMap": true,
-		"strict": true,
-		"target": "es2019"
+		"sourceMap": true
 	},
-	"exclude": ["node_modules"],
-	"include": ["src/**/*"]
+	"exclude": [
+		"node_modules"
+	],
+	"include": [
+		"src/**/*"
+	]
 }
diff --git a/extensions/tsconfig.base.json b/extensions/tsconfig.base.json
index f517dc53729..38f105b84f4 100644
--- a/extensions/tsconfig.base.json
+++ b/extensions/tsconfig.base.json
@@ -6,6 +6,8 @@
 		],
 		"module": "commonjs",
 		"strict": true,
+		"strictOptionalProperties": false,
+		"useUnknownInCatchVariables": false,
 		"alwaysStrict": true,
 		"noImplicitAny": true,
 		"noImplicitReturns": true,
diff --git a/package.json b/package.json
index 86e209c5cac..dcfc10bf9b5 100644
--- a/package.json
+++ b/package.json
@@ -189,7 +189,7 @@
     "style-loader": "^1.0.0",
     "ts-loader": "^6.2.1",
     "tsec": "0.1.4",
-    "typescript": "^4.4.0-dev.20210528",
+    "typescript": "^4.4.0-dev.20210607",
     "typescript-formatter": "7.1.0",
     "underscore": "^1.12.1",
     "vinyl": "^2.0.0",
diff --git a/src/tsconfig.base.json b/src/tsconfig.base.json
index 40ad020aab7..8a90d2737e0 100644
--- a/src/tsconfig.base.json
+++ b/src/tsconfig.base.json
@@ -8,6 +8,8 @@
 		"noUnusedLocals": true,
 		"allowUnreachableCode": false,
 		"strict": true,
+		"strictOptionalProperties": false,
+		"useUnknownInCatchVariables": false,
 		"forceConsistentCasingInFileNames": true,
 		"baseUrl": ".",
 		"paths": {
diff --git a/yarn.lock b/yarn.lock
index 2d5cec7e66e..ffa8c1fac3c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9540,10 +9540,10 @@ typescript@^2.6.2:
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.6.2.tgz#3c5b6fd7f6de0914269027f03c0946758f7673a4"
   integrity sha1-PFtv1/beCRQmkCfwPAlGdY92c6Q=
 
-typescript@^4.4.0-dev.20210528:
-  version "4.4.0-dev.20210528"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.4.0-dev.20210528.tgz#42453bc42e9d9df8ad0741c207c24d56407c0347"
-  integrity sha512-ACV+mYKC+PhWUXIDUL6qmFClIdrKc20KRxDePt8bniCgkKQD4XRYKl7m02paxJM3nTMRdlfjs0ncaslA5BA1GA==
+typescript@^4.4.0-dev.20210607:
+  version "4.4.0-dev.20210607"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.4.0-dev.20210607.tgz#ea802e420785ef3b6b9c2e12d1ff4b8d2e52ee19"
+  integrity sha512-tKAp1IL4APSdxD7xHLDU6tIDOEN8yJOTUGG+cSdLunmysl3yOkGrdUbByDaFDmGjKywghGhQvcG8gOqbLUcDcg==
 
 typical@^4.0.0:
   version "4.0.0"