diff --git a/ChangeLog.txt b/ChangeLog.txt
index 8e466e2c1..b48a7cbbe 100644
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -50,6 +50,7 @@
 
 # Version 0.4.6
 - [#594] Broken export on Mac.
+- Math parser allows apostrophe in variable name.
 
 # Version 0.4.5 October 15, 2016
 - [#435] Valentina doesn't change the cursor.