diff --git a/setup.py b/setup.py
index 9d57cc58..eac8d383 100644
--- a/setup.py
+++ b/setup.py
@@ -10,7 +10,7 @@
 
 setup(
     name='xopt',
-    version = '0.4.2',
+    version = '0.4.3',
     packages=find_packages(),  
     package_dir={'xopt':'xopt'},
     url='https://github.com/ChristopherMayes/xopt',
diff --git a/xopt/_version.py b/xopt/_version.py
index 733d0632..2f69b665 100644
--- a/xopt/_version.py
+++ b/xopt/_version.py
@@ -1,3 +1,3 @@
 
 
-__version__ = '0.4.2'
\ No newline at end of file
+__version__ = '0.4.3'
\ No newline at end of file