diff --git a/Dockerfile b/Dockerfile
index fcc7035..6d1ee7e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,11 +1,11 @@
-FROM ubuntu:21.10
+FROM ubuntu:22.04
 LABEL maintainer="Frank Denis"
 SHELL ["/bin/sh", "-x", "-c"]
 ENV SERIAL 6
 
 ENV CFLAGS=-Ofast
 ENV BUILD_DEPS   curl make build-essential git libevent-dev libexpat1-dev autoconf file libssl-dev byacc
-ENV RUNTIME_DEPS bash util-linux coreutils findutils grep libssl1.1 ldnsutils libevent-2.1 expat ca-certificates runit runit-helper jed
+ENV RUNTIME_DEPS bash util-linux coreutils findutils grep libssl3 ldnsutils libevent-2.1 expat ca-certificates runit runit-helper jed
 
 RUN apt-get update && apt-get -qy dist-upgrade && apt-get -qy clean && \
     apt-get install -qy --no-install-recommends $RUNTIME_DEPS && \