diff --git a/.claude/skills/xce-test-ha/run-ha-soak.sh b/.claude/skills/xce-test-ha/run-ha-soak.sh
index 3456af75..a8040b01 100755
--- a/.claude/skills/xce-test-ha/run-ha-soak.sh
+++ b/.claude/skills/xce-test-ha/run-ha-soak.sh
@@ -1530,6 +1530,10 @@ run_config_upgrade_round() {
     #    Context note).
     log "config-upgrade: joining synthetic host $host"
     local jout
+    # bare `join` (no -m) picks up xce_test's default maxmem, corrected by
+    # bug-1557 (xce-test-cli-ux spec) from a stale 64 bytes to 64MB -- harmless
+    # here since this host is only used for hostctrl/admin-status checks below,
+    # never scheduled against.
     jout="$(printf 'set masters %s\nset myname %s\nworker\njoin\nquit\n' "$MASTERS" "$host" | xtest)"
     echo "$jout" | grep -q "host join ok" \
         || fail "config-upgrade: synthetic host $host failed to join: $jout"
@@ -2508,7 +2512,9 @@ run_array_soak_round() {
     # Completion: jstart + jfinish — the same wire-level worker-fact
     # primitives --factstream already uses (job.c's on_job_start/
     # on_job_finish require only that the job exists in jobmgr, not a real
-    # scheduler/worker handshake).
+    # scheduler/worker handshake). Bare `join` (no -m) again picks up the
+    # corrected 64MB default (bug-1557, xce-test-cli-ux spec) -- harmless,
+    # this host is never scheduled against.
     out_complete="$(printf 'set masters %s\nset myname arraysoak\nworker\njoin\njstart -j %s\njfinish -j %s -c 0\nquit\n' \
             "$MASTERS" "$id_complete" "$id_complete" | xtest)"
     [ "$(printf '%s\n' "$out_complete" | grep -c "^ok$")" -eq 2 ] \
diff --git a/.claude/skills/xce-test-resources/run-resource-verify.sh b/.claude/skills/xce-test-resources/run-resource-verify.sh
index 0124e32f..b444e591 100755
--- a/.claude/skills/xce-test-resources/run-resource-verify.sh
+++ b/.claude/skills/xce-test-resources/run-resource-verify.sh
@@ -522,6 +522,10 @@ inject_resources() {
     done
 
     local script
+    # bare `join` (no -m) picks up xce_test's default maxmem, corrected by
+    # bug-1557 (xce-test-cli-ux spec) from a stale 64 bytes to 64MB -- harmless
+    # here since resupdate below overwrites every resource value this script
+    # actually cares about.
     script="$(printf 'set masters %s\nset myname %s\nworker\njoin\nresupdate%s\n!%s\nquit\n' \
         "$PEERS" "$WORKER_HOST" "$resupdate_line" "$ctrl_check_cmd")"