diff --git a/bun.lock b/bun.lock
index b46275c..a820374 100644
--- a/bun.lock
+++ b/bun.lock
@@ -5,7 +5,7 @@
     "": {
       "name": "opencode-toon-plugin",
       "dependencies": {
-        "@toon-format/toon": "^2.1.0",
+        "@toon-format/toon": "^4.1.0",
       },
       "devDependencies": {
         "@biomejs/biome": "^2.4.9",
@@ -60,7 +60,7 @@
 
     "@standard-schema/spec": ["@standard-schema/spec@1.1.0", "", {}, "sha512-l2aFy5jALhniG5HgqrD6jXLi/rUWrKvqN/qJx6yoJsgKhblVd+iqqU4RCXavm/jPityDo5TCvKMnpjKnOriy0w=="],
 
-    "@toon-format/toon": ["@toon-format/toon@2.2.0", "", {}, "sha512-FMYqrlZnMN72YIT9KVt7Kxc41gat+RgMIzDmvRRPHw0J7pqW/FeBGDY/4BIWjT71Y+EdI9fCJip90uXuGuYhjw=="],
+    "@toon-format/toon": ["@toon-format/toon@4.1.0", "", {}, "sha512-dBB3pkEx9QYvHnHR6rtkaBAh+7x4W/oA5ONur4G0fh7Ow69PbPuM7OFxzNRABqyxC0t6SZ3RixiGbCuaFjPDAQ=="],
 
     "@types/node": ["@types/node@25.7.0", "", { "dependencies": { "undici-types": "~7.21.0" } }, "sha512-z+pdZyxE+RTQE9AcboAZCb4otwcrvgHD+GlBpPgn0emDVt0ohrTMhAwlr2Wd9nZ+nihhYFxO2pThz3C5qSu2Eg=="],
 
diff --git a/package.json b/package.json
index 09d8bb8..3e523eb 100644
--- a/package.json
+++ b/package.json
@@ -58,7 +58,7 @@
     "*.{ts,js,mjs,cjs,json,jsonc,md}": "biome check --write"
   },
   "dependencies": {
-    "@toon-format/toon": "^2.1.0"
+    "@toon-format/toon": "^4.1.0"
   },
   "devDependencies": {
     "@biomejs/biome": "^2.4.9",