diff --git a/book/src/generated/lang-support.md b/book/src/generated/lang-support.md
index f8513ae74136..f0d63ab1fe53 100644
--- a/book/src/generated/lang-support.md
+++ b/book/src/generated/lang-support.md
@@ -134,7 +134,7 @@
 | nasm | ✓ | ✓ |  |  |
 | nickel | ✓ |  | ✓ | `nls` |
 | nim | ✓ | ✓ | ✓ | `nimlangserver` |
-| nix | ✓ | ✓ |  | `nil` |
+| nix | ✓ | ✓ |  | `nil`, `nixd` |
 | nu | ✓ |  |  | `nu` |
 | nunjucks | ✓ |  |  |  |
 | ocaml | ✓ |  | ✓ | `ocamllsp` |
diff --git a/languages.toml b/languages.toml
index afc8b641dcb6..d725125924e3 100644
--- a/languages.toml
+++ b/languages.toml
@@ -61,6 +61,7 @@ mojo-lsp = { command = "mojo-lsp-server" }
 nil = { command = "nil" }
 nimlangserver = { command = "nimlangserver" }
 nimlsp = { command = "nimlsp" }
+nixd = { command = "nixd" }
 nls = { command = "nls" }
 nu-lsp = { command = "nu", args = [ "--lsp" ] }
 ocamllsp = { command = "ocamllsp" }
@@ -886,7 +887,7 @@ injection-regex = "nix"
 file-types = ["nix"]
 shebangs = []
 comment-token = "#"
-language-servers = [ "nil" ]
+language-servers = [ "nil", "nixd" ]
 indent = { tab-width = 2, unit = "  " }
 
 [[grammar]]