diff --git a/plugins/code-oz/.claude-plugin/plugin.json b/plugins/code-oz/.claude-plugin/plugin.json
index 20faea5..a306f47 100644
--- a/plugins/code-oz/.claude-plugin/plugin.json
+++ b/plugins/code-oz/.claude-plugin/plugin.json
@@ -12,6 +12,5 @@
     "./commands/code-oz-init.md",
     "./commands/code-oz-doctor.md",
     "./commands/code-oz-resume.md"
-  ],
-  "hooks": "./hooks/hooks.json"
+  ]
 }
diff --git a/tests/plugins/manifest-shape.test.ts b/tests/plugins/manifest-shape.test.ts
index 757d261..c132f30 100644
--- a/tests/plugins/manifest-shape.test.ts
+++ b/tests/plugins/manifest-shape.test.ts
@@ -42,7 +42,11 @@ describe('plugins/code-oz manifest shape', () => {
     expect(plugin.name).toBe('code-oz')
     expect(typeof plugin.description).toBe('string')
     expect((plugin.description as string).length).toBeGreaterThan(0)
-    expect(plugin.hooks).toBe('./hooks/hooks.json')
+    // The standard hooks/hooks.json auto-loads. Declaring it in manifest.hooks
+    // makes Claude Code load it twice and the plugin fails to load entirely
+    // ("Duplicate hooks file detected"). manifest.hooks must reference only
+    // ADDITIONAL hook files, so the code-oz plugin must not set it.
+    expect(plugin.hooks).toBeUndefined()
     expect(Array.isArray(plugin.commands)).toBe(true)
     expect(plugin.commands).toEqual(EXPECTED_COMMANDS)
   })