diff --git a/Dockerfile b/Dockerfile
index e60ea58fb9aaf73114b5a77f4a570e29f640704e..52bfca3007c12706c42faf203233aea68a3321b1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,8 @@ FROM registry.git.autistici.org/ai3/docker/s6-base:master
 
 RUN apt-get -q update && \
     env DEBIAN_FRONTEND=noninteractive apt-get -qy install --no-install-recommends \
-        python3-flask python3-sqlalchemy python3-flask-sqlalchemy python3-flask-script
+        python3-flask python3-sqlalchemy python3-flask-sqlalchemy python3-flask-script \
+        python3-setuptools
 
 ADD . /tmp/src
 WORKDIR /tmp/src