diff --git a/scripts/dev/start-ros-receiver.sh b/scripts/dev/start-ros-receiver.sh
index 449432d..2c17850 100755
--- a/scripts/dev/start-ros-receiver.sh
+++ b/scripts/dev/start-ros-receiver.sh
@@ -2,14 +2,20 @@
 set -euo pipefail
 
 SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+source_with_nounset_off() {
+  set +u
+  # shellcheck disable=SC1090
+  source "$1"
+  set -u
+}
+
 # shellcheck disable=SC1091
 source "${SCRIPT_DIR}/load-env.sh"
-# shellcheck disable=SC1091
-source "/opt/ros/${ROS_DISTRO}/setup.bash"
+source_with_nounset_off "/opt/ros/${ROS_DISTRO}/setup.bash"
 
 cd "${ROS_CONTROL_PY_DIR}"
-# shellcheck disable=SC1091
-source "install/setup.bash"
+source_with_nounset_off "install/setup.bash"
 
 exec ros2 launch udp_teleop_bridge robot_udp_receiver.launch.py \
   "transport:=${ROBOT_RECEIVER_TRANSPORT}" \