diff --git a/scripts/task/crontab_task_processor.sh b/scripts/task/crontab_task_processor.sh
index 4a9d24e..61fbf32 100755
--- a/scripts/task/crontab_task_processor.sh
+++ b/scripts/task/crontab_task_processor.sh
@@ -157,6 +157,13 @@ setupTaskDir() {
   # it. Create-if-absent to keep a stable inode for flock across restarts.
   [[ -e "$LOCK_FILE" ]] || runFileOp install -m 666 /dev/null "$LOCK_FILE" 2>/dev/null
   runFileOp chmod 666 "$LOCK_FILE" 2>/dev/null
+  # Same story for the regen-poll throttle stamp: pre-create it world-writable so
+  # maybeRegenPoll's `: > "$REGEN_POLL_STAMP"` truncate (run as the manager) lands
+  # instead of EACCES'ing in this docker-install-owned dir. Without it the stamp
+  # never updates, the throttle reads last=0 forever, and `regen webui` fires on
+  # every idle poll instead of once per REGEN_POLL_INTERVAL.
+  [[ -e "$REGEN_POLL_STAMP" ]] || runFileOp install -m 666 /dev/null "$REGEN_POLL_STAMP" 2>/dev/null
+  runFileOp chmod 666 "$REGEN_POLL_STAMP" 2>/dev/null
   # Establish ownership via the root-owned helper: the unprivileged dir owner
   # can't reclaim files an earlier run left root/manager-owned (e.g. a root-owned
   # task_processor.log), which would then block the daemon's log appends.