diff --git a/docker/fradrive/Dockerfile b/docker/fradrive/Dockerfile
index 831df88ba..0c518cc3d 100755
--- a/docker/fradrive/Dockerfile
+++ b/docker/fradrive/Dockerfile
@@ -10,6 +10,8 @@ FROM ${FROM_IMG}:${FROM_TAG}
 # ENV LANG=en_US.UTF-8 LANGUAGE=en_US:en LC_ALL=en_US.UTF-8
 
 # FraDrive runtime dependencies
+ENV DEBIAN_FRONTEND=noninteractive
+ENV TZ=Etc/UTC
 RUN apt-get update && apt-get -y install libsodium-dev
 # TODO: minimize texlive dependencies, switch to basic schemes where possible
 RUN apt-get update && apt-get -y install \