diff --git a/knip.config.ts b/knip.config.ts
index 4d4857c47c..289a37f6f1 100644
--- a/knip.config.ts
+++ b/knip.config.ts
@@ -61,7 +61,9 @@ const config: KnipConfig = {
     // Pending integration in stacked PR
     'src/components/sidebar/tabs/nodeLibrary/CustomNodesPanel.vue',
     // Agent review check config, not part of the build
-    '.agents/checks/eslint.strict.config.js'
+    '.agents/checks/eslint.strict.config.js',
+    // ECS draft interfaces (ADR 0008) — not yet consumed by production code
+    'src/ecs/**/*.ts'
   ],
   vite: {
     config: ['vite?(.*).config.mts']