diff --git a/security-review/nightly_sweep.sh b/security-review/nightly_sweep.sh
index fefa4f2..a0b88ab 100755
--- a/security-review/nightly_sweep.sh
+++ b/security-review/nightly_sweep.sh
@@ -202,6 +202,7 @@ scan_scanners() {  # target slug
   T1_CRIT="$(jq -r '(.summary.confirmed_critical // 0)' "$result_json" 2>/dev/null || echo 0)"
   T1_HIGH="$(jq -r '(.summary.confirmed_high // 0)' "$result_json" 2>/dev/null || echo 0)"
   [ "$rc" -eq 1 ] && T1_BLOCK=1
+  return 0  # MUST return 0: results go via globals; a falsey last cmd would trip set -e in the caller
 }
 
 # --- TIER 2: agentic run_headless + full review.sh over a target dir ----------