diff --git a/Dockerfile b/Dockerfile
index a47fc06..8eeb5ac 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,29 +7,29 @@ ENV URL_MLAT_CLIENT_REPO="https://github.com/wiedehopf/mlat-client.git" \
     MLAT_INPUT_TYPE="auto"
 
 RUN set -x && \
-# define packages needed for installation and general management of the container:
     TEMP_PACKAGES=() && \
     KEPT_PACKAGES=() && \
-    KEPT_PACKAGES+=(procps nano aptitude) && \
-    KEPT_PACKAGES+=(psmisc) && \
 # Git and net-tools are needed to install and run @Mikenye's HealthCheck framework
     KEPT_PACKAGES+=(git) && \
 #
 # Needed to run the mlat_client:
-    KEPT_PACKAGES+=(python3) && \
-    KEPT_PACKAGES+=(python3-pip) && \
-    KEPT_PACKAGES+=(python3-setuptools) && \
-    KEPT_PACKAGES+=(python3-wheel) && \
+    POST_PACKAGES+=(python3-minimal) && \
 #
 # These are needed to compile and install the mlat_client:
+    TEMP_PACKAGES+=(python3) && \
     TEMP_PACKAGES+=(build-essential) && \
     TEMP_PACKAGES+=(debhelper) && \
     TEMP_PACKAGES+=(python3-dev) && \
     TEMP_PACKAGES+=(python3-distutils-extra) && \
+    TEMP_PACKAGES+=(python3-pip) && \
+    TEMP_PACKAGES+=(python3-setuptools) && \
+    TEMP_PACKAGES+=(python3-wheel) && \
 #
+# packages needed for debugging - these can stay out in production builds:
+    #KEPT_PACKAGES+=(procps nano aptitude psmisc) && \
 # Install all these packages:
     apt-get update -q -y && \
-    apt-get install -o Dpkg::Options::="--force-confnew" --force-yes -y --no-install-recommends -q \
+    apt-get install -o Dpkg::Options::="--force-confnew" -y --no-install-recommends -q \
         ${KEPT_PACKAGES[@]} \
         ${TEMP_PACKAGES[@]} && \
 #