diff --git a/RM55x_rcPCIe_toolkit.sh b/RM55x_rcPCIe_toolkit.sh
index 61b263f..070e270 100644
--- a/RM55x_rcPCIe_toolkit.sh
+++ b/RM55x_rcPCIe_toolkit.sh
@@ -185,7 +185,7 @@ ttl_setup() {
                         echo "iptables -t mangle -A POSTROUTING -o rmnet+ -j TTL --ttl-set $ttl_value" > "$ttl_file"
                         echo "ip6tables -t mangle -A POSTROUTING -o rmnet+ -j HL --hl-set $ttl_value" >> "$ttl_file"
                     fi
-                    /bin/bash "$lan_utils_script"
+                    /bin/ash "$lan_utils_script"
                 fi
             fi
         done