diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 8128060..1cbf920 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -60,7 +60,7 @@ jobs:
 
         strategy:
             matrix:
-                os: [ubuntu-latest, macos-latest]   # eventually add `windows-latest`
+                os: [ubuntu-latest, macos-latest, windows-latest]
                 python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
 
         steps:
diff --git a/pyproject.toml b/pyproject.toml
index 11b5576..df2c657 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,6 +18,7 @@ classifiers = [
     "Natural Language :: English",
     "Operating System :: MacOS",
     "Operating System :: POSIX",
+    "Operating System :: Microsoft :: Windows",
     "Programming Language :: Python :: 3",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",