diff --git a/certbot-dns-cloudflare/Dockerfile b/certbot-dns-cloudflare/Dockerfile
index 14d0ff8a1..27dcc8751 100644
--- a/certbot-dns-cloudflare/Dockerfile
+++ b/certbot-dns-cloudflare/Dockerfile
@@ -1,6 +1,5 @@
-ARG CACHE_TAG=latest
-FROM certbot/certbot:${CACHE_TAG}
+FROM certbot/certbot
 
 COPY . src/certbot-dns-cloudflare
 
-RUN pip install --no-cache-dir --editable /opt/certbot/src/certbot-dns-cloudflare
+RUN pip install --no-cache-dir --editable src/certbot-dns-cloudflare
diff --git a/certbot-dns-cloudflare/hooks/build b/certbot-dns-cloudflare/hooks/build
deleted file mode 100644
index 39fc4f7ea..000000000
--- a/certbot-dns-cloudflare/hooks/build
+++ /dev/null
@@ -1,2 +0,0 @@
-#!/bin/bash
-docker build --build-arg BUILD_DATE="$CACHE_TAG" -t "$IMAGE_NAME" .