diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 0e837f4..c6c9df2 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -27,3 +27,6 @@
  * Build improvements:
    * Move from Travis to Github Actions to execute validation actions
    * Add code style and quality checks to the validation actions
+
+### Version 0.4.3
+ * Improve logging for invalid message and expired deadlines
diff --git a/setup.py b/setup.py
index c20c7d4..e9a8230 100644
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@
 
 setup(
     name="maxcube-api",
-    version="0.4.2",
+    version="0.4.3",
     description="eQ-3/ELV MAX! Cube Python API",
     long_description=readme,
     author="David Uebelacker",