diff --git a/.github/workflows/test_docs.yml b/.github/workflows/test_docs.yml
index d47a320..9895e6b 100644
--- a/.github/workflows/test_docs.yml
+++ b/.github/workflows/test_docs.yml
@@ -13,9 +13,9 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.12']
+        python-version: ['3.14']
     container:
-      image: ubuntu:24.04
+      image: ubuntu:26.04
     steps:
     - uses: actions/checkout@v6
     - name: Set up container
diff --git a/.github/workflows/test_tox.yml b/.github/workflows/test_tox.yml
index c3fb1d9..0f0c5fc 100644
--- a/.github/workflows/test_tox.yml
+++ b/.github/workflows/test_tox.yml
@@ -25,7 +25,7 @@ jobs:
         - python-version: '3.14'
           toxenv: 'py314'
     container:
-      image: ubuntu:24.04
+      image: ubuntu:26.04
     steps:
     - uses: actions/checkout@v6
     - name: Set up container
@@ -54,9 +54,9 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.12']
+        python-version: ['3.14']
     container:
-      image: ubuntu:24.04
+      image: ubuntu:26.04
     steps:
     - uses: actions/checkout@v6
     - name: Set up container
@@ -89,9 +89,9 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.12']
+        python-version: ['3.14']
     container:
-      image: ubuntu:24.04
+      image: ubuntu:26.04
     steps:
     - uses: actions/checkout@v6
     - name: Set up container
diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 24853d8..9cf7768 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -4,9 +4,9 @@
 version: 2
 
 build:
-  os: ubuntu-24.04
+  os: ubuntu-26.04
   tools:
-    python: "3.12"
+    python: "3.14"
 
 sphinx:
   configuration: docs/conf.py
diff --git a/config/dpkg/changelog b/config/dpkg/changelog
index 7e8a49f..1176894 100644
--- a/config/dpkg/changelog
+++ b/config/dpkg/changelog
@@ -1,5 +1,5 @@
-dfdatetime (20260501-1) unstable; urgency=low
+dfdatetime (20260507-1) unstable; urgency=low
 
   * Auto-generated
 
- -- Log2Timeline maintainers <log2timeline-maintainers@googlegroups.com>  Fri, 01 May 2026 16:46:29 +0200
+ -- Log2Timeline maintainers <log2timeline-maintainers@googlegroups.com>  Thu, 07 May 2026 05:21:30 +0200
diff --git a/dfdatetime/__init__.py b/dfdatetime/__init__.py
index 2a07ca7..9195fc6 100644
--- a/dfdatetime/__init__.py
+++ b/dfdatetime/__init__.py
@@ -24,4 +24,4 @@
 from dfdatetime import webkit_time
 
 
-__version__ = '20260501'
+__version__ = '20260507'
diff --git a/pyproject.toml b/pyproject.toml
index 2c678a1..a0c458f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "dfdatetime"
-version = "20260505"
+version = "20260507"
 description = "Digital Forensics date and time (dfDateTime)"
 maintainers = [
     { name = "Log2Timeline maintainers", email = "log2timeline-maintainers@googlegroups.com" },