diff --git a/change_log.txt b/change_log.txt
index af311f87..493ea103 100644
--- a/change_log.txt
+++ b/change_log.txt
@@ -1,6 +1,7 @@
  ===== 3.1.21-dev ===== (xx.xx.2014)
  14.10.2014
  - bugfix any tag placed within "<script language=php>" will throw a security exception to close all thinkable holes
+ - bugfix classmap in root composer.json should start at "libs/..."
 
  12.10.2014
  - bugfix a comment like "<script{*foo*} language=php>" bypassed $php_handling checking (Thue Kristensen)