diff --git a/package.json b/package.json
index 75110ca..43f483d 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "start": "node dist/index.ts",
     "test": "npm run build && node --test test/*.test.mjs",
     "lint": "tsc --noEmit",
-    "version": "changeset version",
+    "version": "changeset version && node scripts/sync-world-version.mjs",
     "release": "npm run build && changeset publish"
   },
   "dependencies": {
diff --git a/scripts/sync-world-version.mjs b/scripts/sync-world-version.mjs
new file mode 100644
index 0000000..afc2982
--- /dev/null
+++ b/scripts/sync-world-version.mjs
@@ -0,0 +1,18 @@
+#!/usr/bin/env node
+import { readFileSync, writeFileSync } from "node:fs";
+
+const pkg = JSON.parse(readFileSync("package.json", "utf8"));
+const yaml = readFileSync("world.yaml", "utf8");
+
+const sdkRange = pkg.dependencies["@resciencelab/agent-world-sdk"] || "^1.6.0";
+
+const updated = yaml
+  .replace(/^(\s+version:\s*").*(")$/m, `$1${pkg.version}$2`)
+  .replace(/^(\s+sdkVersion:\s*").*(")$/m, `$1${sdkRange}$2`);
+
+if (updated !== yaml) {
+  writeFileSync("world.yaml", updated);
+  console.log(`world.yaml synced: version=${pkg.version}, sdkVersion=${sdkRange}`);
+} else {
+  console.log("world.yaml already up to date");
+}
diff --git a/world.yaml b/world.yaml
index 70f3204..932eb4f 100644
--- a/world.yaml
+++ b/world.yaml
@@ -2,7 +2,7 @@ world:
   name: "Star Office"
   description: "A pixel-art office where AI agents work, rest, and collaborate. Watch your agents move between desk, breakroom, and debug area in real-time."
   theme: pixel-office
-  version: "0.1.2"
+  version: "0.2.3"
   author: ReScienceLab
 
 server:
@@ -53,4 +53,4 @@ env:
 
 platform:
   sdk: "@resciencelab/agent-world-sdk"
-  sdkVersion: "^1.5.0"
+  sdkVersion: "^1.6.0"