diff --git a/pkg/debian-tuto2/Dockerfile b/pkg/debian-tuto2/Dockerfile
index b36bf12..8a9c8f4 100644
--- a/pkg/debian-tuto2/Dockerfile
+++ b/pkg/debian-tuto2/Dockerfile
@@ -13,6 +13,7 @@ RUN echo "deb http://deb.debian.org/debian buster-backports main" >> /etc/apt/so
     nano \
     openssh-server \
     python \
+    python-apt \
     esmtp \
     systemd-sysv \
     udev \
diff --git a/pkg/debian-tuto3/Dockerfile b/pkg/debian-tuto3/Dockerfile
index 9064168..8b53e3f 100644
--- a/pkg/debian-tuto3/Dockerfile
+++ b/pkg/debian-tuto3/Dockerfile
@@ -13,6 +13,7 @@ RUN apt-get update && apt-get install --no-install-recommends -y \
     nftables \
     openssh-server \
     python \
+    python-apt \
     esmtp \
     systemd-sysv \
     tcpdump \
diff --git a/pkg/tinydeb/Dockerfile b/pkg/tinydeb/Dockerfile
index 65f645f..789a3c3 100644
--- a/pkg/tinydeb/Dockerfile
+++ b/pkg/tinydeb/Dockerfile
@@ -5,6 +5,7 @@ RUN apt-get update && apt-get install --no-install-recommends -y \
     nano \
     openssh-server \
     python \
+    python-apt \
     systemd-sysv \
     vim.tiny \
   && rm -rf /var/lib/apt/lists/*