diff --git a/scripts/harb-evaluator/red-team-sweep.sh b/scripts/harb-evaluator/red-team-sweep.sh
index 3b23826..a41b9e2 100755
--- a/scripts/harb-evaluator/red-team-sweep.sh
+++ b/scripts/harb-evaluator/red-team-sweep.sh
@@ -54,7 +54,7 @@ cp "$OPT_SOL" "${OPT_SOL}.sweep-backup"
 trap 'cp "${OPT_SOL}.sweep-backup" "$OPT_SOL" 2>/dev/null; rm -f "${OPT_SOL}.sweep-backup"' EXIT
 
 bash "$INJECT" "$SMOKE_SEED" "$OPT_SOL" || die "Smoke test inject failed for $SMOKE_NAME"
-cd "$REPO_ROOT/onchain" && forge build --silent 2>&1 || die "Smoke test compile failed for $SMOKE_NAME"
+(cd "$REPO_ROOT/onchain" && forge build --silent 2>&1) || die "Smoke test compile failed for $SMOKE_NAME"
 cp "${OPT_SOL}.sweep-backup" "$OPT_SOL"
 log "Smoke test passed ✓"