diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index 372081244460..b771a590c9dd 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -145,6 +145,12 @@
     githubId = 67933444;
     keys = [ { fingerprint = "B39E B98E 8860 DAFB 0567  0073 A614 B7D2 5134 987A"; } ];
   };
+  _0xferrous = {
+    email = "0xferrous@proton.me";
+    github = "0xferrous";
+    githubId = 213212767;
+    name = "0xferrous";
+  };
   _0xgsvs = {
     email = "venkat.subrahmanyam.34@gmail.com";
     name = "0xgsvs";
diff --git a/pkgs/by-name/tr/tree-sitter/grammars/grammar-sources.nix b/pkgs/by-name/tr/tree-sitter/grammars/grammar-sources.nix
index e58fe78ffd87..3590b69dbba0 100644
--- a/pkgs/by-name/tr/tree-sitter/grammars/grammar-sources.nix
+++ b/pkgs/by-name/tr/tree-sitter/grammars/grammar-sources.nix
@@ -2000,6 +2000,19 @@
     };
   };
 
+  plank = {
+    version = "0.1.0";
+    url = "github:plankevm/plank-monorepo";
+    hash = "sha256-B2UmV5i2ELlmzyrR8iFIOQcSpHeRQl4I6lxakMskolg=";
+    location = "plank-tree-sitter";
+    meta = {
+      license = lib.licenses.mit;
+      maintainers = with lib.maintainers; [
+        _0xferrous
+      ];
+    };
+  };
+
   po = {
     version = "0-unstable-2024-04-20";
     url = "github:erasin/tree-sitter-po";