diff --git a/Dockerfile b/Dockerfile
index 873623cb..08c51e73 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM fpco/pid1:22.04
+FROM ubuntu:24.04
 
 ENV HOME /home/stackage
 ENV LANG en_US.UTF-8
diff --git a/docker/02-apt-get-install.sh b/docker/02-apt-get-install.sh
index df622b8f..acbad190 100755
--- a/docker/02-apt-get-install.sh
+++ b/docker/02-apt-get-install.sh
@@ -134,9 +134,9 @@ apt-get install -y \
     libzip-dev \
     libzmq3-dev \
     libzstd-dev \
-    llvm-11 \
     llvm-12 \
-    llvm-13 \
+    llvm-14 \
+    llvm-15 \
     locales \
     m4 \
     minisat \
diff --git a/docker/03-custom-install.sh b/docker/03-custom-install.sh
index 34ec1c06..8332180b 100755
--- a/docker/03-custom-install.sh
+++ b/docker/03-custom-install.sh
@@ -10,38 +10,13 @@ export DEBIAN_FRONTEND=noninteractive
 
 locale-gen en_US.UTF-8
 
-# Buggy versions of ld.bfd fail to link some Haskell packages:
-# https://sourceware.org/bugzilla/show_bug.cgi?id=17689. Gold is
-# faster anyways and uses less RAM.
+# upstream ghc still defaults to ld.gold (though we should really switch to ld.bfd)
 update-alternatives --install "/usr/bin/ld" "ld" "/usr/bin/ld.gold" 20
 update-alternatives --install "/usr/bin/ld" "ld" "/usr/bin/ld.bfd" 10
 
-# install ocilib dependencies then build and install ocilib
-cd /tmp \
-    && wget https://storage.googleapis.com/oracle.fpinsight.com/instantClient/oracle-instantclient12.1-basiclite_12.1.0.2.0-2_amd64.deb \
-    && dpkg -i oracle-instantclient12.1-basiclite_12.1.0.2.0-2_amd64.deb \
-    && rm -f oracle-instantclient12.1-basiclite_12.1.0.2.0-2_amd64.deb \
-    && wget https://storage.googleapis.com/oracle.fpinsight.com/instantClient/oracle-instantclient12.1-devel_12.1.0.2.0-2_amd64.deb \
-    && dpkg -i oracle-instantclient12.1-devel_12.1.0.2.0-2_amd64.deb \
-    && rm -f oracle-instantclient12.1-devel_12.1.0.2.0-2_amd64.deb \
-    && wget https://github.com/vrogier/ocilib/archive/v4.3.2.tar.gz \
-    && tar xvf v4.3.2.tar.gz \
-    && cd /tmp/ocilib-4.3.2 \
-    && ./configure --with-oracle-import=linkage \
-                   --with-oracle-charset=ansi \
-                   --with-oracle-headers-path=/usr/include/oracle/12.1/client64 \
-                   --with-oracle-lib-path=/usr/lib/oracle/12.1/client64/lib \
-    && make \
-    && make install \
-    && cd \
-    && rm -rf /tmp/ocilib-4.3.2 \
-    && echo "/usr/local/lib" > /etc/ld.so.conf.d/usr-local.conf \
-    && echo "/usr/lib/oracle/12.1/client64/lib" > /etc/ld.so.conf.d/oracle-client.conf \
-    && ldconfig
-
-# Add JDK to system paths.
-echo "/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/amd64/server/" > /etc/ld.so.conf.d/openjdk.conf \
-    && ldconfig
+# # Add JDK to system paths.
+# echo "/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/amd64/server" > /etc/ld.so.conf.d/openjdk.conf \
+#     && ldconfig
 
 # Install erlang/otp platform and its dependencies
 ERLANG_DEB_FILE="esl-erlang_21.1-1~ubuntu~bionic_amd64.deb"
@@ -51,15 +26,6 @@ pushd /tmp \
     && rm ${ERLANG_DEB_FILE} \
     && popd
 
-# Install the TensorFlow C API.
-curl https://storage.googleapis.com/tensorflow/libtensorflow/libtensorflow-cpu-linux-x86_64-1.1.0.tar.gz > libtensorflow.tar.gz \
-    && sudo tar zxf libtensorflow.tar.gz -C /usr \
-    && rm libtensorflow.tar.gz \
-    && ldconfig
-
-export CLANG_PURE_LLVM_LIB_DIR=/usr/lib/llvm-9/lib;
-export CLANG_PURE_LLVM_INCLUDE_DIR=/usr/lib/llvm-9/include;
-
 # protoc, for proto-lens-combinators test suite
 # Instructions from: https://google.github.io/proto-lens/installing-protoc.html
 PROTOC_ZIP=protoc-3.3.0-linux-x86_64.zip
@@ -67,9 +33,6 @@ curl -OL https://github.com/google/protobuf/releases/download/v3.3.0/$PROTOC_ZIP
 sudo unzip -o $PROTOC_ZIP -d /usr bin/protoc
 rm -f $PROTOC_ZIP
 
-
-echo /usr/lib/jvm/java-8-openjdk-amd64/jre/lib/amd64/server > /etc/ld.so.conf.d/java.conf
-
 # Install librdkafka (Apache Kafka C/C++ library)
 wget -qO - https://packages.confluent.io/deb/5.2/archive.key | apt-key add -
 add-apt-repository "deb https://packages.confluent.io/deb/5.2 stable main"
@@ -84,17 +47,3 @@ Z3_VER=4.13.4
     && rm z3-${Z3_VER}-x64-glibc-2.35.zip \
     && ln -s /usr/local/z3-${Z3_VER}-x64-glibc-2.35/bin/z3 /usr/bin/z3
 )
-
-LIBJWT_VER=1.12.1
-(
-pushd /tmp \
-    && wget https://github.com/benmcollins/libjwt/archive/v${LIBJWT_VER}.zip \
-    && unzip v${LIBJWT_VER}.zip \
-    && pushd libjwt-${LIBJWT_VER} \
-       && autoreconf -fiv \
-       && ./configure --disable-valgrind --disable-doxygen-doc --prefix /usr \
-       && make \
-       && sudo make install \
-       && popd \
-    && popd
-)