diff --git a/Dockerfile b/Dockerfile
index 40fd609..71b82ef 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:bullseye-slim AS sqitch-build
+FROM debian:bookworm-slim AS sqitch-build
 
 # Install system dependencies.
 WORKDIR /work
@@ -25,23 +25,24 @@ RUN perl Build.PL --quiet --install_base /app --etcdir /etc/sqitch \
     --config installman1dir= --config installsiteman1dir= --config installman3dir= --config installsiteman3dir= \
     --with sqlite --with postgres --with firebird --with odbc \
     && ln -s  /usr/include/ibase.h /usr/include/firebird/ \
-    && perl -i -pe 's/(use Data::Dump.+)//' inc/Menlo/Sqitch.pm \
+    # XXX Fix for removal of BEGIN block in v1.4.1.
+    && perl -i -pe 's/BEGIN/use App::Sqitch/g' inc/Module/Build/Sqitch.pm \
     && ./Build bundle \
     && rm -rf /app/man \
     && find /app -name '*.pod' | grep -v sqitch | xargs rm -rf
 
 ################################################################################
 # Copy to the final image without all the build stuff.
-FROM debian:bullseye-slim AS sqitch
+FROM debian:bookworm-slim AS sqitch
 
 # Install runtime system dependencies and remove unnecesary files.
 RUN mkdir -p /usr/share/man/man1 /usr/share/man/man7 \
     && apt-get -qq update \
-    && apt-get -qq --no-install-recommends install less libperl5.32 perl-doc nano ca-certificates \
+    && apt-get -qq --no-install-recommends install less libperl5.36 perl-doc nano ca-certificates \
        sqlite3 \
        firebird3.0-utils libfbclient2 \
        libpq5 postgresql-client \
-       mariadb-client-core-10.5 libmariadb-dev-compat libdbd-mysql-perl \
+       mariadb-client-core libmariadb-dev-compat libdbd-mysql-perl \
     && apt-cache pkgnames | grep python | xargs apt-get purge -qq \
     && apt-cache pkgnames | grep libmagic | xargs apt-get purge -qq \
     && apt-get clean \
@@ -58,7 +59,8 @@ RUN mkdir -p /usr/share/man/man1 /usr/share/man/man7 \
     && chown -R sqitch:sqitch /home
 
 # Copy the app and config from the build image.
-COPY --from=sqitch-build /app .
+COPY --from=sqitch-build /app/lib /lib
+COPY --from=sqitch-build /app/bin /bin
 COPY --from=sqitch-build /etc/sqitch /etc/sqitch/
 
 # Set up environment, entrypoint, and default command.
diff --git a/README.md b/README.md
index cf1ae0c..1dd4643 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ Description
 -----------
 
 This project is the source for creating the official [Sqitch Project] Docker
-Image. It's built on [Debian bullseye-slim] in an effort to keep the image as
+Image. It's built on [Debian bookworm-slim] in an effort to keep the image as
 small as possible while supporting all known engines. It includes support for
 managing [PostgreSQL], [CockroachDB], [YugabyteDB], [SQLite], [MariaDB]
 ([MySQL]), and [Firebird] databases, and other images may be built to support
@@ -80,7 +80,7 @@ Notes
     one based on this image and add whatever editors you like.
 
   [Sqitch Project]: https://sqitch.org
-  [Debian bullseye-slim]: https://hub.docker.com/_/debian/tags?name=bullseye-slim
+  [Debian bookworm-slim]: https://hub.docker.com/_/debian/tags?name=bookworm-slim
   [PostgreSQL]: https://postgresql.org
   [YugabyteDB]: https://www.yugabyte.com/yugabytedb/
   [CockroachDB]: https://www.cockroachlabs.com/product/
diff --git a/build b/build
index 7041b5d..c3b10f6 100755
--- a/build
+++ b/build
@@ -37,7 +37,7 @@ fi
 # Build and export imaages to Docker for all supported architectures.
 for arch in $ARCHS; do
     printf "Building for linux/%s\n" "${arch}"
-    docker buildx build --platform="linux/${arch}" --pull --load \
+    docker buildx build --platform="linux/${arch}" --pull --load --progress=plain \
     --label org.opencontainers.image.created=$(date -u +"%Y-%m-%dT%H:%M:%SZ") \
     --label org.opencontainers.image.authors="${AUTHORS}" \
     --label org.opencontainers.image.url="${URL}" \
diff --git a/exasol/Dockerfile b/exasol/Dockerfile
index aec7703..889f885 100644
--- a/exasol/Dockerfile
+++ b/exasol/Dockerfile
@@ -1,4 +1,4 @@
-FROM --platform=linux/amd64 debian:bullseye-slim AS exa-build
+FROM --platform=linux/amd64 debian:bookworm-slim AS exa-build
 
 WORKDIR /work
 
diff --git a/oracle/Dockerfile b/oracle/Dockerfile
index a5e6a6e..d39eb75 100644
--- a/oracle/Dockerfile
+++ b/oracle/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:bullseye-slim AS ora-build
+FROM debian:bookworm-slim AS ora-build
 
 WORKDIR /work
 
diff --git a/snowflake/Dockerfile b/snowflake/Dockerfile
index 48f616d..1efbe75 100644
--- a/snowflake/Dockerfile
+++ b/snowflake/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:bullseye-slim AS snow-build
+FROM debian:bookworm-slim AS snow-build
 
 WORKDIR /work