diff --git a/ANNOUNCE b/ANNOUNCE
index e44772b6e..c46b7bced 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -431,6 +431,9 @@ Version 1.7.0beta23 [November 24, 2013]
     contrib/conftest/*.dfa files that can be used in automatic build
     scripts to ensure that these configurations continue to build.
   Enabled WRITE_INVERT and WRITE_PACK in contrib/pngminim/encoder.
+  Fixed pngvalid 'fail' function declaration on the Intel C Compiler.
+    This reverts to the previous 'static' implementation and works round
+    the 'unused static function' warning by using PNG_UNUSED().
 
 Version 1.7.0beta24 [November 24, 2013]
 
diff --git a/CHANGES b/CHANGES
index 19d28eb99..0ad81cf56 100644
--- a/CHANGES
+++ b/CHANGES
@@ -4720,6 +4720,9 @@ Version 1.7.0beta23 [November 24, 2013]
     contrib/conftest/*.dfa files that can be used in automatic build
     scripts to ensure that these configurations continue to build.
   Enabled WRITE_INVERT and WRITE_PACK in contrib/pngminim/encoder.
+  Fixed pngvalid 'fail' function declaration on the Intel C Compiler.
+    This reverts to the previous 'static' implementation and works round
+    the 'unused static function' warning by using PNG_UNUSED().
 
 Version 1.7.0beta24 [November 24, 2013]