diff --git a/pyproject.toml b/pyproject.toml
index 9219cf68..3fcc1e40 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,7 +8,7 @@ dependencies = [
     "requests_unixsocket",
     # Needed until requests-unixsocket supports urllib3 v2
     # https://github.com/msabramo/requests-unixsocket/pull/69
-    "urllib3<2",
+    "urllib3<3",
 ]
 classifiers = [
     "Development Status :: 4 - Beta",