diff --git a/Dockerfile b/Dockerfile
index efbb28d3..c28436bb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -24,8 +24,8 @@ FROM ${BUILDER_IMAGE} AS builder
 
 # install build dependencies
 RUN apt-get update \
-  && apt-get upgrade -y \
-  && apt-get install -y --no-install-recommends build-essential git \
+  && DEBIAN_FRONTEND=noninteractive apt-get upgrade -y \
+  && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends build-essential git \
   && rm -rf /var/lib/apt/lists/*
 
 # prepare build dir
@@ -80,8 +80,8 @@ RUN mix release
 FROM ${RUNNER_IMAGE} AS final
 
 RUN apt-get update \
-  && apt-get upgrade -y \
-  && apt-get install -y --no-install-recommends libstdc++6 openssl libncurses6 locales ca-certificates \
+  && DEBIAN_FRONTEND=noninteractive apt-get upgrade -y \
+  && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends libstdc++6 openssl libncurses6 locales ca-certificates \
   && rm -rf /var/lib/apt/lists/*
 
 # Set the locale
diff --git a/k8s/Dockerfile b/k8s/Dockerfile
index efbb28d3..c28436bb 100644
--- a/k8s/Dockerfile
+++ b/k8s/Dockerfile
@@ -24,8 +24,8 @@ FROM ${BUILDER_IMAGE} AS builder
 
 # install build dependencies
 RUN apt-get update \
-  && apt-get upgrade -y \
-  && apt-get install -y --no-install-recommends build-essential git \
+  && DEBIAN_FRONTEND=noninteractive apt-get upgrade -y \
+  && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends build-essential git \
   && rm -rf /var/lib/apt/lists/*
 
 # prepare build dir
@@ -80,8 +80,8 @@ RUN mix release
 FROM ${RUNNER_IMAGE} AS final
 
 RUN apt-get update \
-  && apt-get upgrade -y \
-  && apt-get install -y --no-install-recommends libstdc++6 openssl libncurses6 locales ca-certificates \
+  && DEBIAN_FRONTEND=noninteractive apt-get upgrade -y \
+  && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends libstdc++6 openssl libncurses6 locales ca-certificates \
   && rm -rf /var/lib/apt/lists/*
 
 # Set the locale