diff --git a/Dockerfile.backend b/Dockerfile.backend
index 9d6d929..af347cb 100644
--- a/Dockerfile.backend
+++ b/Dockerfile.backend
@@ -146,6 +146,7 @@ COPY --from=cli-build /usr/local/share/perl5/site_perl /usr/local/share/perl5/si
 FROM cli AS backend-build
 
 RUN apk add --no-cache \
+    gettext \
     make \
     curl \
     gcc \
@@ -163,6 +164,7 @@ RUN apk add --no-cache \
     perl-http-parser-xs \
     perl-mojolicious \
     perl-io-stringy \
+    perl-libwww \
     perl-log-any \
     perl-log-dispatch \
     perl-moose \
@@ -175,7 +177,13 @@ RUN apk add --no-cache \
     perl-try-tiny \
     perl-doc \
  && cpanm --notest --no-wget --from=https://cpan.metacpan.org/ \
-    Net::Statsd
+    Daemon::Control \
+    JSON::RPC \
+    JSON::Validator \
+    Log::Any::Adapter::Dispatch \
+    Net::Statsd \
+    Plack::Middleware::ReverseProxy \
+    Router::Simple::Declare
 
 COPY zonemaster-backend/ /src/backend/
 RUN cpanm --notest --no-wget /src/backend/