diff --git a/modules/plugins/languages/markdown.nix b/modules/plugins/languages/markdown.nix
index 32c16240..5750d544 100644
--- a/modules/plugins/languages/markdown.nix
+++ b/modules/plugins/languages/markdown.nix
@@ -20,7 +20,9 @@
   servers = {
     marksman = {
       enable = true;
-      cmd = ["${pkgs.marksman}/bin/marksman" "server"];
+      cmd = [(getExe pkgs.marksman) "server"];
+      filetypes = ["markdown" "markdown.mdx"];
+      root_markers = [".marksman.toml" ".git"];
     };
   };
 
diff --git a/modules/plugins/languages/nix.nix b/modules/plugins/languages/nix.nix
index 9edf5637..61bc5abb 100644
--- a/modules/plugins/languages/nix.nix
+++ b/modules/plugins/languages/nix.nix
@@ -41,6 +41,8 @@
       settings = {
         nil = formattingCmd;
       };
+      filetypes = ["nix"];
+      root_markers = [".git" "flake.nix"];
     };
 
     nixd = {
@@ -49,6 +51,8 @@
       settings = {
         nixd = formattingCmd;
       };
+      filetypes = ["nix"];
+      root_markers = [".git" "flake.nix"];
     };
   };