diff --git a/pyproject.toml b/pyproject.toml
index ddbc744..4e1785e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,6 +25,13 @@ classifiers = [
     "Programming Language :: Python :: 3.2",
     "Programming Language :: Python :: 3.3",
     "Programming Language :: Python :: 3.4",
+    "Programming Language :: Python :: 3.5",
+    "Programming Language :: Python :: 3.6",
+    "Programming Language :: Python :: 3.7",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
     "Topic :: Office/Business",
     "Topic :: Utilities",
 ]