diff --git a/ChangeLog b/ChangeLog
index fee37b4..7a99db2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+* 4.3.4 - Aug 19 2019
+
+- Merge patch by Rafal Florczak to use threading.Thread.is_alive vs now deprecated threading.Thread.isAlive
+
+- Regenerate docs
+
+
 * 4.3.3 - May 13 2019
 
 - More documentation updates