diff --git a/.github/common.env b/.github/common.env
index c43a36c..70890b4 100644
--- a/.github/common.env
+++ b/.github/common.env
@@ -1,5 +1,5 @@
 # Shared common variables
 
-CI_IMAGE_VERSION=master-1869708273
-CI_TOXENV_ALL=py39,py310,py311,py312,py313
-CI_TOXENV_MASTER=py39-bst-master,py310-bst-master,py311-bst-master,py312-bst-master,py313-bst-master
+CI_IMAGE_VERSION=master-2106151116
+CI_TOXENV_ALL=py39,py310,py311,py312,py313,py314
+CI_TOXENV_MASTER=py39-bst-master,py310-bst-master,py311-bst-master,py312-bst-master,py313-bst-master,py314-bst-master
diff --git a/.github/compose/ci.docker-compose.yml b/.github/compose/ci.docker-compose.yml
index 7c07df6..ce8b3f5 100644
--- a/.github/compose/ci.docker-compose.yml
+++ b/.github/compose/ci.docker-compose.yml
@@ -1,7 +1,7 @@
 version: '3.4'
 
 x-tests-template: &tests-template
-    image: registry.gitlab.com/buildstream/buildstream-docker-images/testsuite-fedora:41-${CI_IMAGE_VERSION:-latest}
+    image: registry.gitlab.com/buildstream/buildstream-docker-images/testsuite-fedora:42-${CI_IMAGE_VERSION:-latest}
     command: tox -vvvvv -- --color=yes --integration
     environment:
       TOXENV: ${CI_TOXENV_ALL}
@@ -26,14 +26,22 @@ services:
     <<: *tests-template
     image: registry.gitlab.com/buildstream/buildstream-docker-images/testsuite-debian:11-${CI_IMAGE_VERSION:-latest}
 
-  fedora-41:
+  debian-12:
+    <<: *tests-template
+    image: registry.gitlab.com/buildstream/buildstream-docker-images/testsuite-debian:12-${CI_IMAGE_VERSION:-latest}
+
+  debian-13:
     <<: *tests-template
-    image: registry.gitlab.com/buildstream/buildstream-docker-images/testsuite-fedora:41-${CI_IMAGE_VERSION:-latest}
+    image: registry.gitlab.com/buildstream/buildstream-docker-images/testsuite-debian:13-${CI_IMAGE_VERSION:-latest}
 
   fedora-42:
     <<: *tests-template
     image: registry.gitlab.com/buildstream/buildstream-docker-images/testsuite-fedora:42-${CI_IMAGE_VERSION:-latest}
 
+  fedora-43:
+    <<: *tests-template
+    image: registry.gitlab.com/buildstream/buildstream-docker-images/testsuite-fedora:43-${CI_IMAGE_VERSION:-latest}
+
   ubuntu-22.04:
     <<: *tests-template
     image: registry.gitlab.com/buildstream/buildstream-docker-images/testsuite-ubuntu:22.04-${CI_IMAGE_VERSION:-latest}
diff --git a/.github/run-ci.sh b/.github/run-ci.sh
index 1c9ebcc..a8e302f 100755
--- a/.github/run-ci.sh
+++ b/.github/run-ci.sh
@@ -67,7 +67,7 @@ function runTest() {
 
 
 if [ -z "${test_names}" ]; then
-    for test_name in "mypy debian-11 fedora-41 fedora-42 fedora-missing-deps ubuntu-22.04"; do
+    for test_name in "mypy debian-11 debian-12 debian-13 fedora-42 fedora-43 fedora-missing-deps ubuntu-22.04"; do
 	if ! runTest "${test_name}"; then
 	    echo "Tests failed"
 	    exit 1
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c12ad1b..2341374 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,7 +26,7 @@ concurrency:
 
 jobs:
   tests:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     continue-on-error: ${{ matrix.allow-failure || false }}
 
     strategy:
@@ -37,8 +37,10 @@ jobs:
         # "../compose/ci.docker-compose.yml"
         test-name:
           - debian-11
-          - fedora-41
+          - debian-12
+          - debian-13
           - fedora-42
+          - fedora-43
           - fedora-missing-deps
           - ubuntu-22.04
           - lint
@@ -49,6 +51,9 @@ jobs:
             allow-failure: true
 
     steps:
+      - name: Disable AppArmor restriction for bubblewrap
+        run: sudo sysctl -w kernel.apparmor_restrict_unprivileged_userns=0
+
       - name: Check out repository
         uses: actions/checkout@v2
         # BuildStream requires tags to be able to find its version.
@@ -60,8 +65,11 @@ jobs:
           ${GITHUB_WORKSPACE}/.github/run-ci.sh ${{ matrix.test-name }}
 
   docs:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
+      - name: Disable AppArmor restriction for bubblewrap
+        run: sudo sysctl -w kernel.apparmor_restrict_unprivileged_userns=0
+
       - name: Check out repository
         uses: actions/checkout@v2
         # BuildStream requires tags to be able to find its version.
diff --git a/.github/workflows/merge.yml b/.github/workflows/merge.yml
index 67ef1a4..c40ede3 100644
--- a/.github/workflows/merge.yml
+++ b/.github/workflows/merge.yml
@@ -8,8 +8,11 @@ on:
 jobs:
   build:
     name: Build documentation
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
+    - name: Disable AppArmor restriction for bubblewrap
+      run: sudo sysctl -w kernel.apparmor_restrict_unprivileged_userns=0
+
     - name: Checkout code
       uses: actions/checkout@v2
       # BuildStream requires tags to be able to find its version.
@@ -40,9 +43,12 @@ jobs:
 
   publish:
     needs: build
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
 
+    - name: Disable AppArmor restriction for bubblewrap
+      run: sudo sysctl -w kernel.apparmor_restrict_unprivileged_userns=0
+
     - name: Download artifact
       uses: actions/download-artifact@v4
       with:
diff --git a/setup.py b/setup.py
index 55bc4d7..576c4e6 100755
--- a/setup.py
+++ b/setup.py
@@ -58,6 +58,7 @@
         "Programming Language :: Python :: 3.11",
         "Programming Language :: Python :: 3.12",
         "Programming Language :: Python :: 3.13",
+        "Programming Language :: Python :: 3.14",
         "Topic :: Software Development :: Build Tools",
     ],
     description="A collection of plugins for BuildStream.",
diff --git a/tox.ini b/tox.ini
index e483d1f..8c71bf6 100644
--- a/tox.ini
+++ b/tox.ini
@@ -16,7 +16,7 @@
 # Tox global configuration
 #
 [tox]
-envlist = py{39,310,311,312,313}-{bst-fixed,bst-master}
+envlist = py{39,310,311,312,313,314}-{bst-fixed,bst-master}
 skip_missing_interpreters = true
 
 #
@@ -27,7 +27,7 @@ skip_missing_interpreters = true
 [testenv]
 commands =
     bst --version
-    ./tests/bzr_wrapper {envdir}/bin
+    {toxinidir}/tests/bzr_wrapper {envdir}/bin
     pytest --basetemp {envtmpdir} {posargs}
 deps =
     -rrequirements/test-requirements.txt
@@ -55,17 +55,17 @@ passenv =
 # These keys are not inherited by any other sections
 #
 setenv =
-    py{39,310,311,312,313}: XDG_CACHE_HOME = {envtmpdir}/cache
-    py{39,310,311,312,313}: XDG_CONFIG_HOME = {envtmpdir}/config
-    py{39,310,311,312,313}: XDG_DATA_HOME = {envtmpdir}/share
-    !master: BST_VERSION = 2.5.0.dev1
+    py{39,310,311,312,313,314}: XDG_CACHE_HOME = {envtmpdir}/cache
+    py{39,310,311,312,313,314}: XDG_CONFIG_HOME = {envtmpdir}/config
+    py{39,310,311,312,313,314}: XDG_DATA_HOME = {envtmpdir}/share
+    !master: BST_VERSION = 2.6.0
     master: BST_VERSION = master
 
 allowlist_externals =
-    py{39,310,311,312,313}:
+    py{39,310,311,312,313,314}:
         mv
         mkdir
-	./tests/bzr_wrapper
+	{toxinidir}/tests/bzr_wrapper
 
 #
 # Code formatters