diff --git a/.gitignore b/.gitignore
index bb2b004..75f41e8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,7 @@ tmp
 temp
 tmp/worktrees
 temp/worktrees
+
+# Sanctioned scratch locations - AGENTS.md requires both, trailing-slash form
+tmp/
+temp/