diff --git a/docker/regression/Dockerfile b/docker/regression/Dockerfile
index b36ecce7..bd817ca0 100644
--- a/docker/regression/Dockerfile
+++ b/docker/regression/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:focal as wforce_regression
+FROM ubuntu:jammy as wforce_regression
 
 ENV DEBIAN_FRONTEND noninteractive
 
diff --git a/docker/wforce_image/Dockerfile b/docker/wforce_image/Dockerfile
index 9567515c..a99244b4 100644
--- a/docker/wforce_image/Dockerfile
+++ b/docker/wforce_image/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:bullseye-slim as wforce_build
+FROM debian:bookworm-slim as wforce_build
 
 RUN apt-get update && \
     apt-get dist-upgrade -y && \
@@ -62,7 +62,7 @@ RUN ./configure --prefix /usr --enable-trackalert --disable-systemd --disable-do
 RUN make clean
 RUN make install DESTDIR=/wforce/install
 
-FROM debian:bullseye-slim as wforce_image
+FROM debian:bookworm-slim as wforce_image
 
 WORKDIR /wforce/