diff --git a/CLAUDE.md b/CLAUDE.md
index 10074b1..88ec76f 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -77,3 +77,6 @@ Use the `tea` CLI (Gitea command-line tool) for PR operations instead of `gh`.
 **Note**: Use `--description` (not `--body`) for PR body content.
 
 **Creating PRs**: Always create PRs in a branch other than `main`, to the `main` branch unless specified otherwise. ALWAYS FOLLOW THE PR TEMPLATE, EXACTLY.
+
+**Linking issues**: When a PR solves an issue, reference the issue in both the commit message and PR description using `Closes #<number>`.
+This automatically links and closes the issue when the PR is merged.