diff --git a/extensions/typescript-language-features/src/features/signatureHelpProvider.ts b/extensions/typescript-language-features/src/features/signatureHelpProvider.ts
index 5f4a501a6db..8644a1d9f62 100644
--- a/extensions/typescript-language-features/src/features/signatureHelpProvider.ts
+++ b/extensions/typescript-language-features/src/features/signatureHelpProvider.ts
@@ -12,7 +12,7 @@ import * as typeConverters from '../utils/typeConverters';
 
 export default class TypeScriptSignatureHelpProvider implements vscode.SignatureHelpProvider {
 
-	public static readonly triggerCharacters = ['(', ','];
+	public static readonly triggerCharacters = ['(', ',', '<'];
 
 	public constructor(
 		private readonly client: ITypeScriptServiceClient