diff --git a/dnsdist/Dockerfile b/dnsdist/Dockerfile
index e5c4d92..925cb6a 100644
--- a/dnsdist/Dockerfile
+++ b/dnsdist/Dockerfile
@@ -7,7 +7,7 @@ RUN apk --update upgrade && \
     apk add --virtual .build-depends \
       file gnupg g++ make \
       boost-dev openssl-dev libsodium-dev lua-dev net-snmp-dev protobuf-dev \
-      libedit-dev re2-dev && \
+      libedit-dev re2-dev libh2o-evloop-dev && \
     [ -n "$DNSDIST_VERSION" ] || { curl -sSL 'https://api.github.com/repos/PowerDNS/pdns/tags?per_page=100&page={1,2}' | jq -rs '[.[][]]|map(select(has("name")))|map(select(.name|contains("dnsdist-")))|map(.version=(.name|ltrimstr("dnsdist-")))|map(select(true != (.version|contains("-"))))|map(.version)|"DNSDIST_VERSION="+.[0]' > /tmp/latest-dnsdist-tag.sh && . /tmp/latest-dnsdist-tag.sh; } && \
     mkdir -v -m 0700 -p /root/.gnupg && \
     curl -RL -O 'https://dnsdist.org/_static/dnsdist-keyblock.asc' && \