diff --git a/release/builder/Dockerfile b/release/builder/Dockerfile
index 6da5663db..7f708956c 100644
--- a/release/builder/Dockerfile
+++ b/release/builder/Dockerfile
@@ -19,7 +19,7 @@
 # 3. Google Cloud SDK for generating the WARs.
 # 4. Git to manipulate the private and the merged repos.
 # 5. Docker to build and push images.
-FROM marketplace.gcr.io/google/ubuntu1804
+FROM marketplace.gcr.io/google/debian10
 ENV DEBIAN_FRONTEND=noninteractive LANG=en_US.UTF-8
 ADD ./build.sh .
 RUN ["bash", "./build.sh"]
diff --git a/release/builder/build.sh b/release/builder/build.sh
index 818c9a0bb..5852c57ff 100755
--- a/release/builder/build.sh
+++ b/release/builder/build.sh
@@ -27,6 +27,8 @@ apt-get install python -y
 # (introduced in 3.7) for nom_build
 apt-get install python3-pip -y
 python3 -m pip install dataclasses
+# Install curl.
+apt-get install curl -y
 # Install Node
 curl -sL https://deb.nodesource.com/setup_current.x | bash -
 apt-get install -y nodejs