diff --git a/ANNOUNCE b/ANNOUNCE
index 0d8e7c398..170c06e7b 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -226,6 +226,7 @@ Version 1.5.4beta05 [June 16, 2011]
     behavior changes between libpng14 and libpng15.
 
 Version 1.5.4beta06 [June 18, 2011]
+  Fixed new bug that was causing both strip_16 and scale_16 to be applied.
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net:
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diff --git a/CHANGES b/CHANGES
index aea43665a..1fcc83ead 100644
--- a/CHANGES
+++ b/CHANGES
@@ -3489,6 +3489,7 @@ Version 1.5.4beta05 [June 16, 2011]
     behavior changes between libpng14 and libpng15.
 
 Version 1.5.4beta06 [June 18, 2011]
+  Fixed new bug that was causing both strip_16 and scale_16 to be applied.
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit