use printf to echo newlines

[blank.git] / scripts / docker / ubuntu-run-devel / Dockerfile

diff --git a/scripts/docker/ubuntu-run-devel/Dockerfile b/scripts/docker/ubuntu-run-devel/Dockerfile
index f8cd309e4cd18b43a95056cfe3f326c82145dd97..6ce41060b00b15e45edb9d95d7e3892d796e28e5 100644 (file)
--- a/scripts/docker/ubuntu-run-devel/Dockerfile
+++ b/scripts/docker/ubuntu-run-devel/Dockerfile
@@ -3,6 +3,7 @@ FROM ubuntu:devel
 RUN apt -y update \
        && apt -y upgrade \
        && apt -y install --no-install-recommends \
+               dbus \
                git \
                make \
                xauth \
@@ -22,5 +23,5 @@ RUN apt -y install --no-install-recommends \
                libsdl2-ttf-2.0-0 \
                zlib1g \
        && apt-get -y clean \
-       && echo -e '[general]\ndrivers = null' > /etc/openal/alsoft.conf \
+       && printf '[general]\ndrivers = null\n' > /etc/openal/alsoft.conf \
        ;