diff --git a/src/basic-languages/cpp/cpp.ts b/src/basic-languages/cpp/cpp.ts
index a158fcd962..276fafbb5e 100644
--- a/src/basic-languages/cpp/cpp.ts
+++ b/src/basic-languages/cpp/cpp.ts
@@ -197,6 +197,9 @@ export const language = <languages.IMonarchLanguage>{
 		'__m256',
 		'__m256d',
 		'__m256i',
+		'__m512',
+		'__m512d',
+		'__m512i',
 		'__m64',
 		'__multiple_inheritance',
 		'__newslot',