diff --git a/scripts/test_file_link.sh b/scripts/test_file_link.sh
index 819d77d..9863534 100755
--- a/scripts/test_file_link.sh
+++ b/scripts/test_file_link.sh
@@ -35,9 +35,11 @@ echo "=== [2/5] Заливка файла на Pluto A ($A) ==="
 "${SCP[@]}" /tmp/link_test.bin "root@$A:/tmp/"
 
 echo "=== [3/5] Старт приёмника на Pluto B ($B), таймаут ${TIMEOUT}с ==="
+# busybox прошивки v0.38 без `timeout` → сторожевой sleep+kill на самой плате
 "${SSH[@]}" "root@$B" \
-    "rm -f /tmp/out.bin; timeout $TIMEOUT /tmp/receiver -f $FREQ -r $RATE \
-     -b $BW -c $FEC -u local: > /tmp/out.bin 2>/tmp/rx.log" &
+    "rm -f /tmp/out.bin; /tmp/receiver -f $FREQ -r $RATE \
+     -b $BW -c $FEC -u local: > /tmp/out.bin 2>/tmp/rx.log & \
+     RXP=\$!; (sleep $TIMEOUT; kill \$RXP 2>/dev/null) & wait \$RXP" &
 RX_PID=$!
 sleep 3   # дать RX прогреться до старта TX