diff --git a/.gitignore b/.gitignore
index e7b20f0..58d433d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,3 +19,4 @@ Traits-3.4.0.tar.gz
 /traits-6.3.1.tar.gz
 /traits-6.3.2.tar.gz
 /traits-6.4.1.tar.gz
+/traits-6.4.2.tar.gz
diff --git a/python-Traits.spec b/python-Traits.spec
index 446ff49..c81a17b 100644
--- a/python-Traits.spec
+++ b/python-Traits.spec
@@ -4,11 +4,11 @@
 %global shortcommit %(c=%{commit}; echo ${c:0:7})
 
 # Circular test deps with traitsui
-%bcond_with bootstrap
+%bcond_without bootstrap
 
 Name:           python-%{srcname}
-Version:        6.4.1
-Release:        5%{?dist}
+Version:        6.4.2
+Release:        1%{?dist}
 Summary:        Explicitly typed attributes for Python
 # Images have different licenses. For image license breakdown check
 # image_LICENSE.txt file.
@@ -91,6 +91,10 @@ popd
 %{python3_sitearch}/%{modname}*
 
 %changelog
+* Sun Aug 13 2023 Orion Poplawski <orion@nwra.com> - 6.4.2-1
+- Update to 6.4.2
+- Bootstrap build for Python 3.12 (FTBFS #2226136)
+
 * Fri Jul 21 2023 Fedora Release Engineering <releng@fedoraproject.org> - 6.4.1-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild
 
diff --git a/sources b/sources
index 01a0702..07ed07d 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (traits-6.4.1.tar.gz) = bc6969e9b75c713c9877918e567f2df127c0c8024c0ed134cc44122badb726450d395d3abb83f995df260756156633b9a20ad787f858fa30ac600e970c323e6b
+SHA512 (traits-6.4.2.tar.gz) = 31eb8720fa9f2618d7882a857b0862d5de152980c3e3c04753497ca79d1d94a1ea453abc4b860ccee78627fcd752949412f509ad0a6bc904ba4c30e3782d779e