diff --git a/CHANGELOG.md b/CHANGELOG.md
index df3f44a..2b3b399 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,7 @@
 ### Packaging
 
 - Use uv for dependencies and packaging https://github.com/python-backoff/backoff/pull/7
+- Remove duplicate classifier https://github.com/python-backoff/backoff/pull/37
 
 ## [v2.2.1] - 2022-10-05
 
diff --git a/pyproject.toml b/pyproject.toml
index 229ac37..b52a5a3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,6 @@ keywords = [
 classifiers = [
     "Development Status :: 5 - Production/Stable",
     "Intended Audience :: Developers",
-    "Programming Language :: Python",
     "License :: OSI Approved :: MIT License",
     "Natural Language :: English",
     "Operating System :: OS Independent",