diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9b29ef7d..30b04a39 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ 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", "3.15.0-rc.2"]
 
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
diff --git a/pyproject.toml b/pyproject.toml
index ce8fa8ba..d7eaa4ee 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -43,6 +43,7 @@ dependencies = [
     "keyring ~= 25.7.0",
     "jinja2 ~= 3.1.6",
     "yaspin ~= 3.4.0",
+    "markupsafe ~= 3.0.4",                  # force availability of a Python 3.15 binary wheel
 ]
 
 [project.urls]
@@ -97,7 +98,7 @@ include = ["mycli*"]
 
 [tool.uv]
 exclude-newer = '1 week'
-exclude-newer-package = { cli_helpers = false }
+exclude-newer-package = { cli_helpers = false, markupsafe = false }
 
 [tool.ruff]
 target-version = 'py311'