diff --git a/hooks/hooks.json b/hooks/hooks.json
index d67de2c..dd36576 100644
--- a/hooks/hooks.json
+++ b/hooks/hooks.json
@@ -1,9 +1,9 @@
 {
   "hooks": {
-    "UserPromptSubmit": [{
+    "Stop": [{
       "hooks": [{
         "type": "prompt",
-        "prompt": "Hub-guide best-practice skills are active for this session. MANDATORY: engineering-principles, clean-code, clean-architecture, testing, error-handling, security, git-workflow, api-design. Never assume or guess — always find evidence in codebase or docs. If these skills are already being applied, respond: {\"ok\": true}. If NOT being applied, respond: {\"ok\": false, \"reason\": \"[hub-guide] Apply MANDATORY skills to this session.\"}"
+        "prompt": "Hub-guide best-practice skills are loaded. MANDATORY: engineering-principles, clean-code, clean-architecture, testing, error-handling, security, git-workflow, api-design. Never assume or guess — always find evidence in codebase or docs. If these skills are already being applied, respond: {\"ok\": true}. If not fully applied, respond: {\"ok\": false, \"reason\": \"[hub-guide] Apply MANDATORY skills: engineering-principles, clean-code, clean-architecture, testing, error-handling, security, git-workflow, api-design.\"}"
       }]
     }]
   }