diff --git a/python-base/Dockerfile b/python-base/Dockerfile
index 74828b3..e3873b9 100644
--- a/python-base/Dockerfile
+++ b/python-base/Dockerfile
@@ -15,11 +15,16 @@
 
 FROM python:3.7-slim
 
-RUN pip --no-cache-dir install bindep
+RUN pip --no-cache-dir install bindep && \
+    apt-get update && \
+    apt-get install -y dumb-init && \
+    apt-get clean all
 
 ONBUILD COPY --from=builder /output /output
 ONBUILD COPY --from=builder /etc/apt /etc/apt
 ONBUILD RUN apt-get update && \
-            apt-get install -y $(bindep -b -f /output/bindep.txt) && \
+            apt-get install --no-install-recommends -y $(bindep -b -f /output/bindep.txt) && \
             pip install --no-index /output/wheels/*.whl && \
             apt-get clean all
+
+ENTRYPOINT ["/usr/bin/dumb-init", "--"]
diff --git a/python-builder/Dockerfile b/python-builder/Dockerfile
index 27fa119..c0e8ec9 100644
--- a/python-builder/Dockerfile
+++ b/python-builder/Dockerfile
@@ -24,7 +24,7 @@ ONBUILD ADD bindep.txt /output/bindep.txt
 
 ONBUILD RUN test -f /build/setup-repos.sh && /build/setup-repos.sh || true
 ONBUILD RUN apt-get update && \
-            apt-get install -y $(bindep -b -f /build/bindep.txt compile)
+            apt-get install --no-install-recommends -y $(bindep -b -f /build/bindep.txt compile)
 
 ONBUILD RUN test -f "/build/build-requirements.txt" && \
             pip install --constraint=/build/constraints.txt \