diff --git a/openspec/changes/user-accounts/tasks.md b/openspec/changes/user-accounts/tasks.md
index 82e2cd8..eeac59d 100644
--- a/openspec/changes/user-accounts/tasks.md
+++ b/openspec/changes/user-accounts/tasks.md
@@ -90,4 +90,4 @@
 - [x] 15.1 `[haiku]` Update `DEPLOYMENT.md` with new env vars, migration steps, Google OAuth setup instructions
 - [x] 15.2 `[haiku]` Update `README.md` with user accounts feature description
 - [x] 15.3 `[haiku]` Update `CLAUDE_DESCRIPTION.md` with new routing, auth system, and schema changes
-- [ ] 15.4 `[haiku]` Update `.env.example` with all new environment variables and comments
+- [x] 15.4 `[haiku]` Update `.env.example` with all new environment variables and comments