diff --git a/debian/changelog b/debian/changelog
index 6ee5471..3e371ba 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,22 @@
+globus-gridftp-server (13.20-1) unstable; urgency=medium
+
+  * Fake stat responses when slow listings enabled (13.12)
+  * Send markers in stream mode when requested by 'OPTS RETR Markers=n;'
+    (13.13)
+  * Update documentation links to always point to the latest documentation
+    (13.14)
+  * Fix doxygen warning (13.15)
+  * Remove obsolete acconfig.h file (13.16)
+  * Add simple checksum read throttling (13.17)
+  * Add support for supported checksum advertising (13.18)
+  * Add support for SHA1, SHA256, SHA512 to POSIX DSI (13.18)
+  * Avoid unknown secondary groups in test. Causes failures on launchpad
+    (13.19)
+  * Fix problems between dual-stack (IPv4/IPv6) servers and IPv4-only clients
+    (13.20)
+
+ -- Mattias Ellert <mattias.ellert@physics.uu.se>  Mon, 02 Sep 2019 16:34:06 +0200
+
 globus-gridftp-server (13.11-2) unstable; urgency=medium
 
   * Convert debian/rules to dh tool
diff --git a/debian/control b/debian/control
index b63ef6d..5d769e2 100644
--- a/debian/control
+++ b/debian/control
@@ -8,7 +8,7 @@
  libglobus-xio-dev (>= 5),
  libglobus-xio-gsi-driver-dev (>= 2),
  libglobus-gfork-dev (>= 3),
- libglobus-gridftp-server-control-dev (>= 7),
+ libglobus-gridftp-server-control-dev (>= 9),
  libglobus-ftp-control-dev (>= 7),
  libglobus-authz-dev (>= 2),
  libglobus-gssapi-gsi-dev (>= 10),
@@ -77,7 +77,7 @@
  libglobus-xio-dev (>= 5),
  libglobus-xio-gsi-driver-dev (>= 2),
  libglobus-gfork-dev (>= 3),
- libglobus-gridftp-server-control-dev (>= 7),
+ libglobus-gridftp-server-control-dev (>= 9),
  libglobus-ftp-control-dev (>= 7),
  libglobus-authz-dev (>= 2),
  libglobus-gssapi-gsi-dev (>= 10),
diff --git a/debian/copyright b/debian/copyright
index a64307e..d1b032d 100644
--- a/debian/copyright
+++ b/debian/copyright
@@ -1,7 +1,7 @@
 Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Upstream-Name: globus_gridftp_server
 Upstream-Contact: https://github.com/gridcf/gct/
-Source: https://repo.gridcf.org/gct6/sources/globus_gridftp_server-13.11.tar.gz
+Source: https://repo.gridcf.org/gct6/sources/globus_gridftp_server-13.20.tar.gz
 
 Files: *
 Copyright: