diff --git a/Dockerfile-dev b/Dockerfile-dev
index 86847f8fd..895dbdc0b 100644
--- a/Dockerfile-dev
+++ b/Dockerfile-dev
@@ -1,5 +1,5 @@
 # This Dockerfile builds an image for development.
-FROM debian:buster
+FROM ubuntu:focal
 
 # Note: this only exposes the port to other docker containers.
 EXPOSE 80 443
@@ -8,8 +8,9 @@ WORKDIR /opt/certbot/src
 
 COPY . .
 RUN apt-get update && \
-    apt-get install apache2 git python3-dev python3-venv gcc libaugeas0 \
-                    libssl-dev libffi-dev ca-certificates openssl nginx-light -y && \
+    DEBIAN_FRONTEND=noninteractive apt-get install apache2 git python3-dev \
+        python3-venv gcc libaugeas0 libssl-dev libffi-dev ca-certificates \
+        openssl nginx-light -y --no-install-recommends && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/* \
            /tmp/* \