diff --git a/ChangeLog b/ChangeLog
index c16b9a76..2bc8aad6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,18 +1,23 @@
 1.12.2 (release xx.xx.xxxx)
   * use XmlUtils instead of xmlify for XML quoting
+    Type: code cleanup
     Added: linkcheck/XmlUtils.py
     Changed: linkcheck/StringUtil.py, linkcheck/log/XMLLogger.py
   * don't require a value anymore with the --version option
+    Type: bugfix
     Changed: linkchecker
-  * before putting url data objects in the queue, check if they
-    have correct syntax and are not already cached
+  * before putting url data objects in the queue, check if they have
+    correct syntax and are not already cached
+    Type: optimization
     Changed: linkcheck/{UrlData,Config}.py
   * every once in a while, remove all already cached urls from the
     incoming queue. This action is reported when --status is given.
+    Type: optimization
     Changed: linkcheck/Config.py
   * both changes above result in significant performance improvements
     when checking large websites, since a majority of the links tend
     to be navigation links to already-cached pages.
+    Type: note
 
 1.12.1 (release 21.2.2004)
   * raise IncompleteRead instead of ValueError on malformed chunked