diff --git a/ChangeLog b/ChangeLog
index 57f706c8..2d27d199 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -4,6 +4,10 @@
     interpolation feature of the default ConfigParser.
     Type: feature
     Changed: linkcheck/configuration/confparse.py
+    
+  * Removed the deprecated --disable-psyco option.
+    Type: feature
+    Changed: linkchecker
 
 4.2 "V for Vendetta" (released 26.7.2006)
 
diff --git a/doc/en/upgrading.txt b/doc/en/upgrading.txt
index a6966257..2e53e9af 100644
--- a/doc/en/upgrading.txt
+++ b/doc/en/upgrading.txt
@@ -5,6 +5,11 @@
 Upgrading
 =========
 
+Migrating from 4.2 to 4.3
+-------------------------
+
+The deprecated --disable-psyco option has been removed.
+
 Migrating from 4.1 to 4.2
 -------------------------