diff --git a/deploy.sh b/deploy.sh
index 1a0a103..f66f6fc 100755
--- a/deploy.sh
+++ b/deploy.sh
@@ -54,6 +54,9 @@ REQUIRED_PACKAGES=(
     nftables
     dnsmasq
     systemd-resolved
+    python3-gps
+    python3-bleak
+    modemmanager
 )
 OPTIONAL_PACKAGES=(
     rsync
@@ -61,8 +64,6 @@ OPTIONAL_PACKAGES=(
     gpsd
     gpsd-clients
     python3-paho-mqtt
-    python3-gps
-    python3-bleak
     mobile-broadband-provider-info
     zerotier-one
 )