diff --git a/CHANGES b/CHANGES
index 24d5bfb..57efea4 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,26 @@
+Changes to proxytunnel 1.13.0 -- Sun May 31 19:35:47 CEST 2026
+
+- PR #97 from https://github.com/sigio to fix #96 proxytunnel.h without
+  SETPROCTITLE.
+- PR #93 from https://github.com/zSuperx to add Nix flake basic support.
+- PR #92 from https://github.com/FrostKiwi to link to their setup guide.
+- PR #99 from https://github.com/saper to log requested name on getaddrinfo()
+  failure
+- PR #102 from https://github.com/denischanc
+  - Correct host header sent to proxy to comply with RFC 7231.
+  - Add option to disable SNI.
+  - Remove unwanted line breaks from verbose output.
+  - Build under Cygwin.
+- From Sven Geuer, https://github.com/sge-d-o
+  - Make specifying local proxy by IPv6 address work.
+  - Rename initsetproctitle and simplify source code to avoid collision with
+    same-named macro in Cygwin and Msys enabling setproctitle functionality
+    there.
+  - Rework SSL related code to compile with Openssl version 4.
+  - Drop support for SSL before Openssl version 1.02.
+  - Remove USE_SSL switch, from now on SSL support is always compiled in.
+  - Deprecate options -W/--wa-bug-29744 and -B/--buggy-encrypt-proxy.
+
 Changes to proxytunnel 1.12.3 -- Fri Mar 7 23:04:25 CET 2025
 
 - PR #83 from https://github.com/tofurky to avoid printing unterminated string
@@ -248,7 +271,7 @@ Changes to proxytunnel version 1.1.3 -- Tue Dec 02 14:00:00 CET 2003
 
 Changes to proxytunnel version 1.1.2 -- Wed Nov 20 14:45:00 CET 2002
 
-- Cleaned up debian packaging, added manpage from Loïc Le Guyader
+- Cleaned up debian packaging, added manpage from Loïc Le Guyader
   <loic.leguyader@laposte.net>
 
 Changes to proxytunnel version 1.1.1 -- Tue May 14 12:09:07 CEST 2002
diff --git a/config.h b/config.h
index f73e2ed..0e7ad64 100644
--- a/config.h
+++ b/config.h
@@ -17,9 +17,9 @@
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  */
 
-#define VERSION "1.12.3"
-#define VERSION_YEAR "2025"
-#define VERSION_DATE "2025-03-07"
+#define VERSION "1.13.0"
+#define VERSION_YEAR "2026"
+#define VERSION_DATE "2026-05-31"
 #define PACKAGE "proxytunnel"
 #define PURPOSE "Build generic tunnels through HTTPS proxies"
 #define AUTHORS "Jos Visser (Muppet) <josv@osp.nl>, Mark Janssen (Maniac) <maniac@maniac.nl>"