diff --git a/frontend/static/languages/code_csharp.json b/frontend/static/languages/code_csharp.json
index 8bcf92740..11e70c302 100644
--- a/frontend/static/languages/code_csharp.json
+++ b/frontend/static/languages/code_csharp.json
@@ -27,6 +27,7 @@
     "explicit",
     "extern",
     "false",
+    "file",
     "finally",
     "fixed",
     "float",
@@ -45,6 +46,8 @@
     "long",
     "namespace",
     "new",
+    "nint",
+    "nuint",
     "null",
     "object",
     "operator",
@@ -56,7 +59,9 @@
     "public",
     "readonly",
     "ref",
+    "required",
     "return",
+    "scoped",
     "sbyte",
     "sealed",
     "short",