diff --git a/ANNOUNCE b/ANNOUNCE
index 1d281f3a1..eea6ccb2b 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -503,6 +503,8 @@ version 1.4.0beta68 [July 19, 2009]
   Avoid some tests in filter selection in pngwutil.c
 
 version 1.4.0beta69 [July 19, 2009]
+  Simplified the new filter-selection test.  This runs faster in the
+    common "PNG_ALL_FILTERS" and PNG_FILTER_NONE cases.
 
 version 1.4.0betaN [future]
   Build shared libraries with -lz and sometimes -lm.
diff --git a/CHANGES b/CHANGES
index 67adea5c7..9d184a6b4 100644
--- a/CHANGES
+++ b/CHANGES
@@ -2182,6 +2182,8 @@ version 1.4.0beta68 [July 19, 2009]
   Avoid some tests in filter selection in pngwutil.c
 
 version 1.4.0beta69 [July 19, 2009]
+  Simplified the new filter-selection test.  This runs faster in the
+    common "PNG_ALL_FILTERS" and PNG_FILTER_NONE cases.
 
 version 1.4.0betaN [future]
   Build shared libraries with -lz and sometimes -lm.