diff --git a/zlibWrapper/examples/minigzip.c b/zlibWrapper/examples/minigzip.c
index 0ddc93f25..521d04711 100644
--- a/zlibWrapper/examples/minigzip.c
+++ b/zlibWrapper/examples/minigzip.c
@@ -3,7 +3,7 @@
 
 /* minigzip.c -- simulate gzip using the zlib compression library
  * Copyright (C) 1995-2006, 2010, 2011 Jean-loup Gailly.
- * For conditions of distribution and use, see copyright notice in zlib.h
+ * For conditions of distribution and use, see http://www.zlib.net/zlib_license.html
  */
 
 /*
diff --git a/zlibWrapper/gzclose.c b/zlibWrapper/gzclose.c
index b5b7480c3..d4493d010 100644
--- a/zlibWrapper/gzclose.c
+++ b/zlibWrapper/gzclose.c
@@ -3,7 +3,7 @@
 
 /* gzclose.c -- zlib gzclose() function
  * Copyright (C) 2004, 2010 Mark Adler
- * For conditions of distribution and use, see copyright notice in zlib.h
+ * For conditions of distribution and use, see http://www.zlib.net/zlib_license.html
  */
 
 #include "gzguts.h"
diff --git a/zlibWrapper/gzguts.h b/zlibWrapper/gzguts.h
index e2538df15..40536de4f 100644
--- a/zlibWrapper/gzguts.h
+++ b/zlibWrapper/gzguts.h
@@ -4,7 +4,7 @@
 
 /* gzguts.h -- zlib internal header definitions for gz* operations
  * Copyright (C) 2004, 2005, 2010, 2011, 2012, 2013 Mark Adler
- * For conditions of distribution and use, see copyright notice in zlib.h
+ * For conditions of distribution and use, see http://www.zlib.net/zlib_license.html
  */
 
 #ifdef _LARGEFILE64_SOURCE
diff --git a/zlibWrapper/gzlib.c b/zlibWrapper/gzlib.c
index 172041df5..932319af6 100644
--- a/zlibWrapper/gzlib.c
+++ b/zlibWrapper/gzlib.c
@@ -3,7 +3,7 @@
 
 /* gzlib.c -- zlib functions common to reading and writing gzip files
  * Copyright (C) 2004, 2010, 2011, 2012, 2013 Mark Adler
- * For conditions of distribution and use, see copyright notice in zlib.h
+ * For conditions of distribution and use, see http://www.zlib.net/zlib_license.html
  */
 
 #include "gzguts.h"
diff --git a/zlibWrapper/gzread.c b/zlibWrapper/gzread.c
index 51ffef3e6..bf1a3cc6c 100644
--- a/zlibWrapper/gzread.c
+++ b/zlibWrapper/gzread.c
@@ -3,7 +3,7 @@
 
 /* gzread.c -- zlib functions for reading gzip files
  * Copyright (C) 2004, 2005, 2010, 2011, 2012, 2013 Mark Adler
- * For conditions of distribution and use, see copyright notice in zlib.h
+ * For conditions of distribution and use, see http://www.zlib.net/zlib_license.html
  */
 
 #include "gzguts.h"
diff --git a/zlibWrapper/gzwrite.c b/zlibWrapper/gzwrite.c
index d1478d3c1..13c8fb264 100644
--- a/zlibWrapper/gzwrite.c
+++ b/zlibWrapper/gzwrite.c
@@ -3,7 +3,7 @@
 
 /* gzwrite.c -- zlib functions for writing gzip files
  * Copyright (C) 2004, 2005, 2010, 2011, 2012, 2013 Mark Adler
- * For conditions of distribution and use, see copyright notice in zlib.h
+ * For conditions of distribution and use, see http://www.zlib.net/zlib_license.html
  */
 
 #include "gzguts.h"