diff --git a/languages/en-us/default.nix b/languages/en-us/default.nix
index 299a86b..c54f496 100644
--- a/languages/en-us/default.nix
+++ b/languages/en-us/default.nix
@@ -119,6 +119,7 @@
             "Jujutsu"
             "LanguageTool"
             "LTeX"
+            "Nix"
             "NixOS"
             "REUSE"
             "SPDX"