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 43797a9f0da2..06540d3562ff 100644
--- a/pkgs/by-name/tr/tree-sitter/grammars/grammar-sources.nix
+++ b/pkgs/by-name/tr/tree-sitter/grammars/grammar-sources.nix
@@ -451,9 +451,9 @@
   };
 
   devicetree = {
-    version = "0.11.1";
+    version = "0.15.0";
     url = "github:joelspadin/tree-sitter-devicetree";
-    hash = "sha256-2uJEItLwoBoiB49r2XuO216Dhu9AnAa0p7Plmm4JNY8=";
+    hash = "sha256-iMmr4zSm6B7goevHE03DMj9scW4ldXS7CV74sKeqGD4=";
     meta = {
       license = lib.licenses.mit;
     };