diff --git a/Dockerfile.agnos b/Dockerfile.agnos
index 90fd820..5818485 100644
--- a/Dockerfile.agnos
+++ b/Dockerfile.agnos
@@ -59,6 +59,10 @@ COPY ./userspace/hardware_setup.sh /tmp/agnos
 RUN /tmp/agnos/hardware_setup.sh
 RUN mv /data/persist /system/ && rm -rf /data/*
 
+# Build ModemManager
+COPY ./userspace/compile-modemmanager.sh /tmp/agnos/
+RUN /tmp/agnos/compile-modemmanager.sh
+
 # Pre-compiled capnp (must be before python install)
 COPY --from=agnos-compiler-capnp /tmp/capnproto.deb /tmp/capnproto.deb
 RUN cd /tmp && apt-get -o Dpkg::Options::="--force-overwrite" install -yq ./capnproto.deb
@@ -166,10 +170,6 @@ RUN rm -rf /usr/lib/aarch64-linux-gnu/qt5/plugins/bearer
 # Add iptable rules to block incoming traffic on wwan0
 COPY ./userspace/etc/iptables/rules.v4 /etc/iptables/rules.v4
 
-# Build ModemManager
-COPY ./userspace/compile-modemmanager.sh /tmp/agnos/
-RUN /tmp/agnos/compile-modemmanager.sh
-
 # Run ModemManager in debug mode to allow AT commands
 COPY ./userspace/files/ModemManager.service /lib/systemd/system/
 RUN systemctl enable ModemManager
diff --git a/userspace/compile-modemmanager.sh b/userspace/compile-modemmanager.sh
index 35af997..dde32a1 100755
--- a/userspace/compile-modemmanager.sh
+++ b/userspace/compile-modemmanager.sh
@@ -7,6 +7,9 @@ PROVIDER_INFO_VERSION="20220511"
 
 cd /tmp
 
+apt update
+apt install -y --no-install-recommends automake autoconf build-essential cmake
+
 # TODO: clean up these build time dependencies
 apt install -y --no-install-recommends python3 python3-pip python3-setuptools python3-wheel ninja-build
 pip3 install --user meson
@@ -32,7 +35,7 @@ ninja -C build install
 
 # build ModemManager
 cd /tmp
-apt install -y --no-install-recommends gettext libpolkit-gobject-1-dev
+apt install -y --no-install-recommends gettext libpolkit-gobject-1-dev libdbus-1-dev libsystemd-dev
 
 git clone -b $MM_VERSION --depth 1 https://gitlab.freedesktop.org/mobile-broadband/ModemManager.git