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 b85eca87ddaf..87688c78770a 100644
--- a/pkgs/by-name/tr/tree-sitter/grammars/grammar-sources.nix
+++ b/pkgs/by-name/tr/tree-sitter/grammars/grammar-sources.nix
@@ -2001,9 +2001,9 @@
   };
 
   plank = {
-    version = "0.1.0";
+    version = "0.1.1";
     url = "github:plankevm/plank-monorepo";
-    hash = "sha256-B2UmV5i2ELlmzyrR8iFIOQcSpHeRQl4I6lxakMskolg=";
+    hash = "sha256-4r/hYPlVIKzq1/50mivs6CJjObAS5Iq1inwRe1bFlzE=";
     location = "plank-tree-sitter";
     meta = {
       license = lib.licenses.mit;