diff --git a/setup.py b/setup.py
index a815e16..8ed7484 100644
--- a/setup.py
+++ b/setup.py
@@ -74,7 +74,7 @@
     test_suite='tests',
     tests_require=test_requirements,
     url='https://github.com/JohannesBuchner/ultranest',
-    version='4.3.2',
+    version='4.3.3',
     zip_safe=False,
     cmdclass={'build_ext': build_ext},
 )
diff --git a/ultranest/__init__.py b/ultranest/__init__.py
index 19f559e..51db398 100644
--- a/ultranest/__init__.py
+++ b/ultranest/__init__.py
@@ -6,4 +6,4 @@
 
 __author__ = """Johannes Buchner"""
 __email__ = 'johannes.buchner.acad@gmx.com'
-__version__ = '4.3.2'
+__version__ = '4.3.3'