diff --git a/epicbox-debian/Dockerfile b/epicbox-debian/Dockerfile
index 23f162d..9fbdb5a 100644
--- a/epicbox-debian/Dockerfile
+++ b/epicbox-debian/Dockerfile
@@ -1,9 +1,8 @@
 FROM bitnami/minideb:bullseye
 
-RUN apt-get update && apt-get install -y --no-install-recommends \
+RUN install_packages \
   curl \
   locales \
-  && rm -rf /var/lib/apt/lists/* \
   && sed -i -e 's/# en_US.UTF-8 UTF-8/en_US.UTF-8 UTF-8/' /etc/locale.gen && locale-gen
 
 ENV LANG en_US.UTF-8