diff --git a/.python-version b/.python-version
deleted file mode 100644
index bd28b9c..0000000
--- a/.python-version
+++ /dev/null
@@ -1 +0,0 @@
-3.9
diff --git a/pyproject.toml b/pyproject.toml
index d74a6a1..659e03d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -9,7 +9,6 @@ readme = "README.md"
 license = "Apache-2.0"
 license-files = ["LICENSE"]
 keywords = ["validate", "protobuf", "protocol buffer"]
-# Keep our minimum version synced with ./.python-version.
 requires-python = ">=3.9"
 classifiers = [
   "Programming Language :: Python :: 3.9",