diff --git a/package-lock.json b/package-lock.json
index 93fa5c6..139e0b1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "hasInstallScript": true,
       "license": "MIT",
       "dependencies": {
-        "@simular-ai/simulang-js": ">=0.0.1"
+        "@simular-ai/simulang-js": ">=12.1.0"
       },
       "bin": {
         "simulang": "dist/bin/simulang.js"
@@ -373,9 +373,9 @@
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-      "resolved": "https://registry.npmjs.org/@simular-ai/simulang-js/-/simulang-js-6.0.0.tgz",
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+      "resolved": "https://registry.npmjs.org/@simular-ai/simulang-js/-/simulang-js-12.1.0.tgz",
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       "hasInstallScript": true,
       "license": "MIT",
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@@ -385,18 +385,18 @@
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-        "@simular-ai/simulang-js-darwin-arm64": "6.0.0",
-        "@simular-ai/simulang-js-darwin-x64": "6.0.0",
-        "@simular-ai/simulang-js-linux-arm64-gnu": "6.0.0",
-        "@simular-ai/simulang-js-linux-x64-gnu": "6.0.0",
-        "@simular-ai/simulang-js-win32-arm64-msvc": "6.0.0",
-        "@simular-ai/simulang-js-win32-x64-msvc": "6.0.0"
+        "@simular-ai/simulang-js-darwin-arm64": "12.1.0",
+        "@simular-ai/simulang-js-darwin-x64": "12.1.0",
+        "@simular-ai/simulang-js-linux-arm64-gnu": "12.1.0",
+        "@simular-ai/simulang-js-linux-x64-gnu": "12.1.0",
+        "@simular-ai/simulang-js-win32-arm64-msvc": "12.1.0",
+        "@simular-ai/simulang-js-win32-x64-msvc": "12.1.0"
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-      "resolved": "https://registry.npmjs.org/@simular-ai/simulang-js-darwin-arm64/-/simulang-js-darwin-arm64-6.0.0.tgz",
-      "integrity": "sha512-RlzO+FQY0d9S8OKMkHz71fyNCm85i4kko1hItSEiuKtNR4KMiohV/oSUhr4ixBpO6hTfwmAX3OGR1GIxEyO/lw==",
+      "version": "12.1.0",
+      "resolved": "https://registry.npmjs.org/@simular-ai/simulang-js-darwin-arm64/-/simulang-js-darwin-arm64-12.1.0.tgz",
+      "integrity": "sha512-CJ7A7y3kFzR4EWuFwHm+BZUbThO0TNSGpR17NHhfJA/Z7owzH218G9WWjTd4a+LfWZXVpPdCq9zE81JYVZmIGw==",
       "cpu": [
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       ],
@@ -410,9 +410,9 @@
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-      "version": "6.0.0",
-      "resolved": "https://registry.npmjs.org/@simular-ai/simulang-js-darwin-x64/-/simulang-js-darwin-x64-6.0.0.tgz",
-      "integrity": "sha512-Pn4e6b09AbMO73DGaLN1UhhDHSvlHFnEWjeWNv5jhC7mtrdBOgJvLsmr1HEeTmtobFp7LC5Xio9JJF/ZHvYWZg==",
+      "version": "12.1.0",
+      "resolved": "https://registry.npmjs.org/@simular-ai/simulang-js-darwin-x64/-/simulang-js-darwin-x64-12.1.0.tgz",
+      "integrity": "sha512-TzY5wAYnS+1lKWFIpZub7I/nM+G/xv1m9SpvbjLbyxPZ0hhUuFN077E590Ari2+5AbYLrJxzc1MN4fhvgY1TeA==",
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         "x64"
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@@ -426,9 +426,9 @@
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-      "resolved": "https://registry.npmjs.org/@simular-ai/simulang-js-linux-arm64-gnu/-/simulang-js-linux-arm64-gnu-6.0.0.tgz",
-      "integrity": "sha512-TgHwefMcJQEYg+HR8u6B3cVOpqPUzSgAKGv5pWkrlejtzN9aAuIYS21vimmqhm5nJIo7JNN6mQqtX+WnK8+xQw==",
+      "version": "12.1.0",
+      "resolved": "https://registry.npmjs.org/@simular-ai/simulang-js-linux-arm64-gnu/-/simulang-js-linux-arm64-gnu-12.1.0.tgz",
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@@ -445,9 +445,9 @@
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-      "resolved": "https://registry.npmjs.org/@simular-ai/simulang-js-linux-x64-gnu/-/simulang-js-linux-x64-gnu-6.0.0.tgz",
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+      "version": "12.1.0",
+      "resolved": "https://registry.npmjs.org/@simular-ai/simulang-js-linux-x64-gnu/-/simulang-js-linux-x64-gnu-12.1.0.tgz",
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@@ -464,9 +464,9 @@
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-      "resolved": "https://registry.npmjs.org/@simular-ai/simulang-js-win32-arm64-msvc/-/simulang-js-win32-arm64-msvc-6.0.0.tgz",
-      "integrity": "sha512-0PuiKDEfku5h0MQytjd+nO2kqXE8rEBbBW1F2CJWlzNVEa3jrjrAyO4u4qQx+dGfL8V7T0aUtEtZ2wjfH/cCyw==",
+      "version": "12.1.0",
+      "resolved": "https://registry.npmjs.org/@simular-ai/simulang-js-win32-arm64-msvc/-/simulang-js-win32-arm64-msvc-12.1.0.tgz",
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@@ -480,9 +480,9 @@
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-      "resolved": "https://registry.npmjs.org/@simular-ai/simulang-js-win32-x64-msvc/-/simulang-js-win32-x64-msvc-6.0.0.tgz",
-      "integrity": "sha512-031qpQXtyTo8nmKqVrFAMdoqOaxFpCbc3EVT+xF3KVANN9JLA9W3xoLAmWDZk5zjMghgko1EwE4ITUx9hPO+dg==",
+      "version": "12.1.0",
+      "resolved": "https://registry.npmjs.org/@simular-ai/simulang-js-win32-x64-msvc/-/simulang-js-win32-x64-msvc-12.1.0.tgz",
+      "integrity": "sha512-b/RJ9eeLM5RhRlRBuYNCTuO2DiHdhmJmfZQu0BBFT5/fsUh6xv0yChdtvLtr7njF2OJJxuDfjx6WfBXnqPKTEg==",
       "cpu": [
         "x64"
       ],
diff --git a/package.json b/package.json
index 88c5404..175dd13 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "access": "public"
   },
   "dependencies": {
-    "@simular-ai/simulang-js": ">=0.0.1"
+    "@simular-ai/simulang-js": ">=12.1.0"
   },
   "scripts": {
     "build": "node -e \"require('node:fs').rmSync('./dist', { recursive: true, force: true })\" && tsc && node -e \"require('node:fs').chmodSync('./dist/bin/simulang.js', 0o755)\"",