diff --git a/.github/workflows/docker-no-emulators.yml b/.github/workflows/docker-no-emulators.yml
index ccc7ac2..3b37d51 100644
--- a/.github/workflows/docker-no-emulators.yml
+++ b/.github/workflows/docker-no-emulators.yml
@@ -29,6 +29,10 @@ jobs:
           context: ./appredict-no-emulators/
           pull: true
           push: true
+          build-args: |
+            appredict_tag=v2024.1
+            chaste_tag=2024.1
+            build_processors=4
           tags: |
             cardiacmodelling/appredict-no-emulators:2.0.0
             cardiacmodelling/appredict-no-emulators:latest
diff --git a/.github/workflows/docker-with-emulators.yml b/.github/workflows/docker-with-emulators.yml
index 2124746..c43506f 100644
--- a/.github/workflows/docker-with-emulators.yml
+++ b/.github/workflows/docker-with-emulators.yml
@@ -29,6 +29,8 @@ jobs:
           context: ./appredict-with-emulators/
           pull: true
           push: true
+          build-args: |
+            build_processors=4
           tags: |
             cardiacmodelling/appredict-with-emulators:2.0.0
             cardiacmodelling/appredict-with-emulators:latest
diff --git a/LICENSE b/LICENSE
index 35d978a..f25a3a0 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,7 +1,7 @@
 BSD 3-Clause License
 
 Unless otherwise noted, all files within this distribution are
-Copyright (c) 2013-2021 University of Oxford, 2016-2021 University College London, and 2016-2021 University of Nottingham.
+Copyright (c) 2013-2021 University of Oxford, 2016-2021 University College London, and 2016-2024 University of Nottingham.
 All rights reserved.
 
 University of Oxford means the Chancellor, Masters and Scholars of the
diff --git a/appredict-chaste-libs/Dockerfile b/appredict-chaste-libs/Dockerfile
index 41bfca1..c419349 100644
--- a/appredict-chaste-libs/Dockerfile
+++ b/appredict-chaste-libs/Dockerfile
@@ -1,13 +1,13 @@
-FROM debian:buster-slim
+FROM debian:bullseye-slim
 
 USER root
 
-RUN echo "deb http://deb.debian.org/debian buster main contrib non-free" >> /etc/apt/sources.list
+RUN echo "deb http://deb.debian.org/debian bullseye main contrib non-free" >> /etc/apt/sources.list
 
 # Install dependencies with recommended, applicable suggested and other useful packages
 RUN apt-get update && \
-    apt-get install -y g++ cmake && \ 
-    apt-get install -y --no-install-recommends \ 
+    apt-get install -y g++ cmake && \
+    apt-get install -y --no-install-recommends \
     wget \
     git \
     petsc-dev \
@@ -26,4 +26,4 @@ RUN apt-get update && \
 
 ENV HOME=/home/appredict
 RUN useradd -ms /bin/bash -d $HOME appredict
-USER appredict
\ No newline at end of file
+USER appredict
diff --git a/appredict-no-emulators/Dockerfile b/appredict-no-emulators/Dockerfile
index be52e4a..0f943e5 100644
--- a/appredict-no-emulators/Dockerfile
+++ b/appredict-no-emulators/Dockerfile
@@ -1,11 +1,11 @@
-FROM cardiacmodelling/appredict-chaste-libs:1.0.0
+FROM cardiacmodelling/appredict-chaste-libs:2.0.0
 
 ################################################################################
 # Modifiable (e.g. via command line) args.                                     #
 ################################################################################
 
-ARG appredict_tag=v2021.1
-ARG chaste_tag=2021.1
+ARG appredict_tag=v2024.1
+ARG chaste_tag=2024.1
 ARG build_processors=1
 
 ################################################################################
@@ -37,7 +37,7 @@ RUN find . ! -name shannon_wang_puglisi_weber_bers_2004.cellml ! -name ten_tussc
 
 RUN mkdir -p ${dir_build}
 WORKDIR ${dir_build}
-RUN cmake -j ${build_processors} \
+RUN cmake \
     -DCMAKE_BUILD_TYPE=Release \
     -DChaste_ERROR_ON_WARNING=OFF \
     -DChaste_UPDATE_PROVENANCE=ON \
diff --git a/appredict-with-emulators/Dockerfile b/appredict-with-emulators/Dockerfile
index 26b1c22..e4db6a6 100644
--- a/appredict-with-emulators/Dockerfile
+++ b/appredict-with-emulators/Dockerfile
@@ -1,4 +1,4 @@
-FROM cardiacmodelling/appredict-no-emulators:1.0.0
+FROM cardiacmodelling/appredict-no-emulators:2.0.0
 
 ################################################################################
 # Modifiable (e.g. via command line) args.                                     #