diff --git a/ANNOUNCE b/ANNOUNCE
index 22089076e..5a1e796d4 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -57,9 +57,13 @@ version 1.4.17beta03 [October 23, 2015]
   Added a safety check in png_set_tIME() (Fixes CVE-2015-7981, bug report
     from Qixue Xiao).
 
-version 1.4.17rc01 [October 31, 2015]
+version 1.4.17rc01 [October 28, 2015]
   No changes.
 
+version 1.4.17rc02 [October 31, 2015]
+  Prevent writing over-length PLTE chunk (Cosmin Truta).
+  Silently truncate over-length PLTE chunk while reading.
+
 Send comments/corrections/commendations to glennrp at users.sourceforge.net
 or to png-mng-implement at lists.sf.net (subscription required; visit
 https://lists.sourceforge.net/lists/listinfo/png-mng-implement).
diff --git a/CHANGES b/CHANGES
index 006ceb19e..867cf41aa 100644
--- a/CHANGES
+++ b/CHANGES
@@ -2987,7 +2987,7 @@ version 1.4.17beta03 [October 23, 2015]
   Added a safety check in png_set_tIME() (Fixes CVE-2015-7981, bug report
     from Qixue Xiao).
 
-version 1.4.17rc01 [October 31, 2015]
+version 1.4.17rc01 [October 28, 2015]
   No changes.
 
 version 1.4.17rc02 [October 31, 2015]
diff --git a/pngrtran.c b/pngrtran.c
index 966945bb3..f700ff2b9 100644
--- a/pngrtran.c
+++ b/pngrtran.c
@@ -1,7 +1,7 @@
 
 /* pngrtran.c - transforms the data in a row for PNG readers
  *
- * Last changed in libpng 1.4.15 [February 12, 2015]
+ * Last changed in libpng 1.4.17 [October 31, 2015]
  * Copyright (c) 1998-2015 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
  * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
diff --git a/pngrutil.c b/pngrutil.c
index fd561f86d..81cd1f1d1 100644
--- a/pngrutil.c
+++ b/pngrutil.c
@@ -1,7 +1,7 @@
 
 /* pngrutil.c - utilities to read a PNG file
  *
- * Last changed in libpng 1.4.15 [February 12, 2015]
+ * Last changed in libpng 1.4.17 [October 31, 2015]
  * Copyright (c) 1998-2015 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
  * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
diff --git a/pngwutil.c b/pngwutil.c
index 3ad6ae3a4..1095d4955 100644
--- a/pngwutil.c
+++ b/pngwutil.c
@@ -1,7 +1,7 @@
 
 /* pngwutil.c - utilities to write a PNG file
  *
- * Last changed in libpng 1.4.15 [February 12, 2015]
+ * Last changed in libpng 1.4.17 [October 31, 2015]
  * Copyright (c) 1998-2015 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
  * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)