diff --git a/setup.cfg b/setup.cfg
index 7e135af..8f448a1 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = pytomlpp
-version = 1.0.12
+version = 1.0.13
 author = Bob Fang
 author_email = bob.fang.london@gmail.com
 license_file = LICENSE
@@ -19,6 +19,7 @@ classifiers =
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
+    Programming Language :: Python :: 3.11
     Intended Audience :: Developers
     License :: OSI Approved :: MIT License
     Natural Language :: English
diff --git a/third_party/tomlplusplus b/third_party/tomlplusplus
index e55ac02..c635f21 160000
--- a/third_party/tomlplusplus
+++ b/third_party/tomlplusplus
@@ -1 +1 @@
-Subproject commit e55ac0288f2bcf0b8cc5ad56a75398c017198aad
+Subproject commit c635f218c0aefc801d9748841930365e54fe3089