diff --git a/.github/workflows/ci-build.yml b/.github/workflows/ci-build.yml
index a046685..9987cce 100644
--- a/.github/workflows/ci-build.yml
+++ b/.github/workflows/ci-build.yml
@@ -10,7 +10,7 @@ on:
   workflow_dispatch:
 
 env:
-  LATEST_SUPPORTED_PY: "3.14"
+  LATEST_SUPPORTED_PY: "3.15"
 
 jobs:
   lint:
@@ -61,6 +61,7 @@ jobs:
           - "3.12"
           - "3.13"
           - "3.14"
+          - "3.15"
           - "pypy3.10"
     permissions:
       contents: read
diff --git a/pyproject.toml b/pyproject.toml
index 4e82f32..b8b864c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,6 +24,7 @@ classifiers = [
 	"Programming Language :: Python :: 3.12",
 	"Programming Language :: Python :: 3.13",
 	"Programming Language :: Python :: 3.14",
+	"Programming Language :: Python :: 3.15",
 	"Programming Language :: Python :: Implementation :: CPython",
 	"Programming Language :: Python :: Implementation :: PyPy",
 ]