diff --git a/plugins/lsp/language-servers/default.nix b/plugins/lsp/language-servers/default.nix
index 627bd4a66a..8697bb404b 100644
--- a/plugins/lsp/language-servers/default.nix
+++ b/plugins/lsp/language-servers/default.nix
@@ -253,6 +253,11 @@ with lib; let
       package = pkgs.vscode-langservers-extracted;
       cmd = cfg: ["${cfg.package}/bin/vscode-html-language-server" "--stdio"];
     }
+    {
+      name = "htmx";
+      description = "Enable htmx, for HTMX";
+      package = pkgs.htmx-lsp;
+    }
     {
       name = "intelephense";
       description = "Enable intelephense, for PHP";
diff --git a/tests/test-sources/plugins/lsp/_lsp.nix b/tests/test-sources/plugins/lsp/_lsp.nix
index e55dd07918..9f61d41b59 100644
--- a/tests/test-sources/plugins/lsp/_lsp.nix
+++ b/tests/test-sources/plugins/lsp/_lsp.nix
@@ -111,6 +111,7 @@
           graphql.enable = true;
           hls.enable = true;
           html.enable = true;
+          htmx.enable = true;
           java-language-server.enable = true;
           jsonls.enable = true;
           julials.enable = true;