diff --git a/ubuntu20-04/i3lock/build.sh b/ubuntu20-04/i3lock/build.sh
index eb48db6..97917da 100755
--- a/ubuntu20-04/i3lock/build.sh
+++ b/ubuntu20-04/i3lock/build.sh
@@ -5,7 +5,7 @@ ROOT="/build/${APP}-color"
 IMAGE="${CONTAINER}:latest"
 TARGET="~/bin"
 
-docker build -t "${IMAGE}" "${APP}"
+docker build -t "${IMAGE}" "${APP}" || exit 1
 docker run -d --name "${CONTAINER}" "${IMAGE}"
 
 docker cp "${CONTAINER}:${ROOT}/build/i3lock" "${TARGET}/i3lock"
diff --git a/ubuntu20-04/libratbag/Dockerfile b/ubuntu20-04/libratbag/Dockerfile
new file mode 100644
index 0000000..058a945
--- /dev/null
+++ b/ubuntu20-04/libratbag/Dockerfile
@@ -0,0 +1,19 @@
+FROM ubuntu:20.04
+
+WORKDIR /build/libratbag
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+RUN apt-get update \
+    && apt-get install -y build-essential git systemd check python3-dev python3-pip libudev-dev libevdev-dev libsystemd-dev libpcre3-dev swig libjson-glib-dev libunistring-dev
+
+RUN pip3 install meson ninja evdev
+
+RUN git clone --depth=1 https://github.com/libratbag/libratbag.git /build/libratbag
+
+RUN meson setup builddir --prefix=/usr \
+    && meson configure builddir -Ddocumentation=false
+RUN ninja -C builddir
+RUN ninja -C builddir install
+
+CMD ["sleep", "infinity"]
\ No newline at end of file
diff --git a/ubuntu20-04/libratbag/build.sh b/ubuntu20-04/libratbag/build.sh
new file mode 100755
index 0000000..948938c
--- /dev/null
+++ b/ubuntu20-04/libratbag/build.sh
@@ -0,0 +1,25 @@
+APP=libratbag
+
+CONTAINER="build-${APP}"
+ROOT="/build/${APP}"
+IMAGE="${CONTAINER}:latest"
+TARGET="~/bin"
+
+docker build -t "${IMAGE}" "${APP}" || exit 1
+docker run -d --name "${CONTAINER}" "${IMAGE}"
+
+sudo docker cp "${CONTAINER}:/usr/share/libratbag" "/usr/share/libratbag"
+sudo docker cp "${CONTAINER}:${ROOT}/builddir/ratbagd" "/usr/sbin/ratbagd"
+sudo docker cp "${CONTAINER}:${ROOT}/builddir/ratbagctl" "/usr/bin/ratbagctl"
+sudo docker cp "${CONTAINER}:${ROOT}/ratbagd/ratbagd.8" "/usr/share/man/man8"
+sudo docker cp "${CONTAINER}:${ROOT}/builddir/ratbagd.service" "/lib/systemd/system"
+sudo docker cp "${CONTAINER}:${ROOT}/builddir/org.freedesktop.ratbag1.service" "/usr/share/dbus-1/system-services"
+sudo docker cp "${CONTAINER}:${ROOT}/builddir/org.freedesktop.ratbag1.conf" "/usr/share/dbus-1/system.d"
+sudo docker cp "${CONTAINER}:${ROOT}/builddir/ratbagctl.1" "/usr/share/man/man1"
+
+docker remove -f "${CONTAINER}"
+
+sudo systemctl daemon-reload
+sudo systemctl reload dbus.service
+sudo ln -s /lib/systemd/system/ratbagd.service /etc/systemd/system/ratbagd.service
+sudo systemctl enable ratbagd.service
diff --git a/ubuntu20-04/ugrep/build.sh b/ubuntu20-04/ugrep/build.sh
index d35f466..721a9a0 100755
--- a/ubuntu20-04/ugrep/build.sh
+++ b/ubuntu20-04/ugrep/build.sh
@@ -5,7 +5,7 @@ ROOT="/build/${APP}"
 IMAGE="${CONTAINER}:latest"
 TARGET="~/bin"
 
-docker build -t "${IMAGE}" "${APP}"
+docker build -t "${IMAGE}" "${APP}" || exit 1
 docker run -d --name "${CONTAINER}" "${IMAGE}"
 
 docker cp "${CONTAINER}:${ROOT}/bin/ugrep" "${TARGET}/ugrep"