diff --git a/packages/language-service/test/language_service_spec.ts b/packages/language-service/test/language_service_spec.ts
index 976cae1c30..38d3de1277 100644
--- a/packages/language-service/test/language_service_spec.ts
+++ b/packages/language-service/test/language_service_spec.ts
@@ -26,7 +26,7 @@ describe('service without angular', () => {
 
   it('should not crash a get template references',
      () => expect(() => ngService.getTemplateReferences()));
-  it('should not crash a get dianostics',
+  it('should not crash a get diagnostics',
      () => expect(() => ngService.getDiagnostics(fileName)).not.toThrow());
   it('should not crash a completion',
      () => expect(() => ngService.getCompletionsAt(fileName, position)).not.toThrow());