diff --git a/package.json b/package.json
index 1184e58..bc17b56 100644
--- a/package.json
+++ b/package.json
@@ -49,6 +49,10 @@
     "@radix-ui/react-toggle": "1.1.18",
     "@radix-ui/react-toggle-group": "1.1.19",
     "@radix-ui/react-tooltip": "1.2.16",
+    "@siax/0pt-decision": "workspace:*",
+    "@siax/config": "^0.2.1",
+    "@siax/tokens": "^0.1.2",
+    "@siax/ui": "^0.4.1",
     "autoprefixer": "^10.4.20",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
@@ -72,10 +76,7 @@
     "tailwind-merge": "^3.3.1",
     "tailwindcss-animate": "^1.0.7",
     "vaul": "^1.1.2",
-    "zod": "3.25.76",
-    "@siax/ui": "^0.4.1",
-    "@siax/config": "^0.2.1",
-    "@siax/tokens": "^0.1.2"
+    "zod": "3.25.76"
   },
   "devDependencies": {
     "@eslint/js": "^9.15.0",
@@ -99,4 +100,4 @@
       "esbuild"
     ]
   }
-}
\ No newline at end of file
+}
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index dde8cf3..7eeb8f7 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -98,6 +98,9 @@ importers:
       '@radix-ui/react-tooltip':
         specifier: 1.2.16
         version: 1.2.16(@types/react-dom@19.2.7(@types/react@19.2.18))(@types/react@19.2.18)(react-dom@19.2.8(react@19.2.8))(react@19.2.8)
+      '@siax/0pt-decision':
+        specifier: workspace:*
+        version: link:packages/decision
       '@siax/config':
         specifier: ^0.2.1
         version: 0.2.1(tailwindcss@4.3.3)
diff --git a/src/er/entity-resolution-service.ts b/src/er/entity-resolution-service.ts
index cc3b2cd..34d332e 100644
--- a/src/er/entity-resolution-service.ts
+++ b/src/er/entity-resolution-service.ts
@@ -9,7 +9,7 @@
  *   an adapter to this canonical decision engine.
  */
 import crypto from "crypto";
-import { erMatchDecision, erDecisionEnabled } from "../../packages/decision/src/index.js";
+import { erMatchDecision, erDecisionEnabled } from "@siax/0pt-decision";
 import type { N0dClient, N0dJob } from "../clients/n0d-client";
 import { SiaxError } from "../platform/errors";
 import { isResourceRef } from "../platform/resource-ref";