diff --git a/tests/bootstrap/run-native-systemd-smoke.sh b/tests/bootstrap/run-native-systemd-smoke.sh
index c0d4d94..bdfb8d2 100755
--- a/tests/bootstrap/run-native-systemd-smoke.sh
+++ b/tests/bootstrap/run-native-systemd-smoke.sh
@@ -25,8 +25,8 @@ cleanup() {
 trap cleanup EXIT
 
 sudo "$bootstrap" preflight
-sudo "$bootstrap" verify-release "$archive"
-sudo "$bootstrap" install-control "$archive" 127.0.0.1 "$port"
+sudo --preserve-env=SMM_ALLOW_UNSIGNED "$bootstrap" verify-release "$archive"
+sudo --preserve-env=SMM_ALLOW_UNSIGNED "$bootstrap" install-control "$archive" 127.0.0.1 "$port"
 sudo test -x "$system_bootstrap"
 sudo test -x /usr/local/sbin/ochenstarik-smm-emergency
 sudo /usr/local/sbin/ochenstarik-smm-emergency status
@@ -81,7 +81,7 @@ node_code="$(sudo "$system_bootstrap" node-code smoke-node)"
 [[ "$node_code" == SMMNODE1.* || "$node_code" == SMMNODE2.* ]]
 export SMM_ENROLL_CODE="$node_code"
 export SMM_ACCEPT_CA_FINGERPRINT=1
-sudo --preserve-env=SMM_ENROLL_CODE,SMM_ACCEPT_CA_FINGERPRINT \
+sudo --preserve-env=SMM_ENROLL_CODE,SMM_ACCEPT_CA_FINGERPRINT --preserve-env=SMM_ALLOW_UNSIGNED \
     "$system_bootstrap" install-node "$archive"
 unset SMM_ENROLL_CODE SMM_ACCEPT_CA_FINGERPRINT
 node_code=""
@@ -109,7 +109,7 @@ device_code="$(sudo "$system_bootstrap" control-device-code smoke-device)"
 [[ "$device_code" == SMMDEV1-* ]]
 device_code=""
 
-sudo "$system_bootstrap" update-control "$archive"
+sudo --preserve-env=SMM_ALLOW_UNSIGNED "$system_bootstrap" update-control "$archive"
 sudo systemctl is-active --quiet ochenstarik-smm-control.service
 sudo systemctl is-active --quiet ochenstarik-smm-agent.service
 sudo curl --fail --silent --show-error --retry 15 --retry-all-errors --retry-delay 1 \