diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index afa3778..1faa86f 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -12,7 +12,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.11', '3.12', '3.13', '3.14']
+        python-version: ['3.11', '3.12', '3.13', '3.14', '3.15']
     steps:
     - uses: actions/checkout@v3
     - name: Set up Python ${{ matrix.python-version }}
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 2e484ae..e587176 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -7,6 +7,11 @@ This lists the most important changes for each release.
 Unreleased
 ==========
 
+Added
+-----
+
+* Verify compatibility with Python 3.15.
+
 Removed
 -------
 
diff --git a/requirements.txt b/requirements.txt
index 780836a..cc69d2d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -105,7 +105,7 @@ pastedeploy==3.1.0
     # via plaster-pastedeploy
 pip-requirements-parser==32.0.1
     # via -r core-requirements.txt
-pkginfo==1.13
+pkginfo==1.13.1
     # via devpi-client
 plaster==1.1.2
     # via
@@ -113,11 +113,11 @@ plaster==1.1.2
     #   pyramid
 plaster-pastedeploy==1.0.1
     # via pyramid
-platformdirs==4.12.4
+platformdirs==4.13.3
     # via
     #   devpi-client
     #   devpi-server
-pluggy==1.6.0
+pluggy==1.7.0
     # via
     #   devpi-client
     #   devpi-server
@@ -125,7 +125,7 @@ pluggy==1.6.0
     #   pytest-cov
 py==1.11.0
     # via devpi-server
-pycparser==3.1
+pycparser==3.11
     # via cffi
 pygments==2.21.0
     # via
@@ -204,11 +204,11 @@ wheel-filename==2.1.0
     #   wheel-inspect
 wheel-inspect==1.8.0
     # via -r core-requirements.txt
-wrapt==2.5.0
+wrapt==2.5.1
     # via deprecated
 zope-deprecation==6.0
     # via pyramid
-zope-interface==8.6
+zope-interface==8.7
     # via pyramid
 
 # The following packages are considered to be unsafe in a requirements file:
diff --git a/setup.py b/setup.py
index a227b7d..899b4f0 100644
--- a/setup.py
+++ b/setup.py
@@ -32,6 +32,7 @@
         'Programming Language :: Python :: 3.12',
         'Programming Language :: Python :: 3.13',
         'Programming Language :: Python :: 3.14',
+        'Programming Language :: Python :: 3.15',
     ],
     entry_points={
         'console_scripts': [
diff --git a/tox.toml b/tox.toml
index 45ba567..c421280 100644
--- a/tox.toml
+++ b/tox.toml
@@ -1,5 +1,5 @@
 min_version = "4.0"
-env_list = ["3.11", "3.12", "3.13", "3.14"]
+env_list = ["3.11", "3.12", "3.13", "3.14", "3.15"]
 
 [env_run_base]
 description = "run tests on {base_python}"