diff --git a/extensions/css-language-features/client/tsconfig.json b/extensions/css-language-features/client/tsconfig.json
index 473f4e85fc9..3203105c05c 100644
--- a/extensions/css-language-features/client/tsconfig.json
+++ b/extensions/css-language-features/client/tsconfig.json
@@ -1,14 +1,7 @@
 {
+	"extends": "../../shared.tsconfig.json",
 	"compilerOptions": {
-		"target": "es6",
-		"module": "commonjs",
-		"outDir": "./out",
-		"noUnusedLocals": true,
-		"sourceMap": true,
-		"lib": [
-			"es2016"
-		],
-		"strict": true
+		"outDir": "./out"
 	},
 	"include": [
 		"src/**/*"
diff --git a/extensions/html-language-features/client/tsconfig.json b/extensions/html-language-features/client/tsconfig.json
index 34ee92d4e26..3203105c05c 100644
--- a/extensions/html-language-features/client/tsconfig.json
+++ b/extensions/html-language-features/client/tsconfig.json
@@ -1,13 +1,9 @@
 {
+	"extends": "../../shared.tsconfig.json",
 	"compilerOptions": {
-		"target": "es6",
-		"module": "commonjs",
-		"outDir": "./out",
-		"noUnusedLocals": true,
-		"sourceMap": true,
-		"lib": [
-			"es2016"
-		],
-		"strict": true
-	}
+		"outDir": "./out"
+	},
+	"include": [
+		"src/**/*"
+	]
 }
\ No newline at end of file
diff --git a/extensions/json-language-features/client/src/jsonMain.ts b/extensions/json-language-features/client/src/jsonMain.ts
index 77397f1bcd4..b9dd2db67c7 100644
--- a/extensions/json-language-features/client/src/jsonMain.ts
+++ b/extensions/json-language-features/client/src/jsonMain.ts
@@ -143,7 +143,7 @@ export function deactivate(): Promise<any> {
 	return telemetryReporter ? telemetryReporter.dispose() : Promise.resolve(null);
 }
 
-function getSchemaAssociation(context: ExtensionContext): ISchemaAssociations {
+function getSchemaAssociation(_context: ExtensionContext): ISchemaAssociations {
 	let associations: ISchemaAssociations = {};
 	extensions.all.forEach(extension => {
 		let packageJSON = extension.packageJSON;
diff --git a/extensions/json-language-features/client/tsconfig.json b/extensions/json-language-features/client/tsconfig.json
index 494973432ef..3203105c05c 100644
--- a/extensions/json-language-features/client/tsconfig.json
+++ b/extensions/json-language-features/client/tsconfig.json
@@ -1,10 +1,9 @@
 {
+	"extends": "../../shared.tsconfig.json",
 	"compilerOptions": {
-		"target": "es6",
-		"module": "commonjs",
-		"outDir": "./out",
-		"noUnusedLocals": true,
-		"lib": [ "es2016" ],
-		"strict": true
-	}
+		"outDir": "./out"
+	},
+	"include": [
+		"src/**/*"
+	]
 }
\ No newline at end of file