diff --git a/extensions/typescript-language-features/src/typescriptServiceClient.ts b/extensions/typescript-language-features/src/typescriptServiceClient.ts
index 3b4264f29ae..2d9dad6392a 100644
--- a/extensions/typescript-language-features/src/typescriptServiceClient.ts
+++ b/extensions/typescript-language-features/src/typescriptServiceClient.ts
@@ -677,13 +677,7 @@ export default class TypeScriptServiceClient extends Disposable implements IType
 		switch (capability) {
 			case ClientCapability.Semantic:
 				{
-					switch (resource.scheme) {
-						case fileSchemes.file:
-						case fileSchemes.untitled:
-							return true;
-						default:
-							return false;
-					}
+					return fileSchemes.semanticSupportedSchemes.includes(resource.scheme);
 				}
 			case ClientCapability.Syntax:
 			case ClientCapability.EnhancedSyntax: