diff --git a/_service b/_service
index ff74425..da5f6f3 100644
--- a/_service
+++ b/_service
@@ -2,8 +2,8 @@
 	<service name="tar_scm" mode="disabled">
 		<param name="scm">git</param>
 		<param name="url">git://git.osmocom.org/osmo-ggsn</param>
-		<param name="revision">1.4.0</param>
-		<param name="versionformat">1.4.0</param>
+		<param name="revision">1.5.0</param>
+		<param name="versionformat">1.5.0</param>
 	</service>
 	<service name="recompress" mode="disabled">
 		<param name="file">*.tar</param>
diff --git a/build-fixes.diff b/build-fixes.diff
index e2185a4..b6d8843 100644
--- a/build-fixes.diff
+++ b/build-fixes.diff
@@ -65,14 +65,14 @@ Index: osmo-ggsn-1.2.2/lib/Makefile.am
 -noinst_LIBRARIES = libmisc.a
 +noinst_LTLIBRARIES = libmisc.la
  
- noinst_HEADERS = gnugetopt.h ippool.h lookup.h syserr.h tun.h in46_addr.h netdev.h gtp-kernel.h
+ noinst_HEADERS = gnugetopt.h ippool.h lookup.h syserr.h tun.h in46_addr.h netdev.h gtp-kernel.h util.h
  
 -AM_CFLAGS = -O2 -fno-builtin -Wall -DSBINDIR='"$(sbindir)"' -ggdb $(LIBOSMOCORE_CFLAGS)
 +AM_CPPFLAGS = -DSBINDIR='"$(sbindir)"' $(LIBOSMOCORE_CFLAGS)
 +AM_CFLAGS = -fno-builtin -Wall
  
--libmisc_a_SOURCES = getopt1.c getopt.c ippool.c lookup.c tun.c debug.c in46_addr.c netdev.c
-+libmisc_la_SOURCES = getopt1.c getopt.c ippool.c lookup.c tun.c debug.c in46_addr.c netdev.c
+-libmisc_a_SOURCES = getopt1.c getopt.c ippool.c lookup.c tun.c debug.c in46_addr.c netdev.c util.c
++libmisc_la_SOURCES = getopt1.c getopt.c ippool.c lookup.c tun.c debug.c in46_addr.c netdev.c util.c
 +libmisc_la_LIBADD = ${LIBOSMOCORE_LIBS}
  
  if ENABLE_GTP_KERNEL
diff --git a/osmo-ggsn-1.4.0.tar.xz b/osmo-ggsn-1.4.0.tar.xz
deleted file mode 100644
index 111a2f9..0000000
--- a/osmo-ggsn-1.4.0.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:5658aee8b4a956303ee2242b17da36e12fda5fdda0f5f420d53fc03c082c0341
-size 170912
diff --git a/osmo-ggsn-1.5.0.tar.xz b/osmo-ggsn-1.5.0.tar.xz
new file mode 100644
index 0000000..0329f92
--- /dev/null
+++ b/osmo-ggsn-1.5.0.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d9276396054fbbc58d4beaf404e383745ead9d2ddae456cc8cf4a6d9181cd089
+size 177928
diff --git a/osmo-ggsn.changes b/osmo-ggsn.changes
index 1c554cf..eecc3de 100644
--- a/osmo-ggsn.changes
+++ b/osmo-ggsn.changes
@@ -1,3 +1,16 @@
+-------------------------------------------------------------------
+Sun Jan  5 11:01:31 UTC 2020 - Martin Hauke <mardnh@gmx.de>
+
+- Update to new upstream release 1.5.0
+  * sgsnemu: Fix null-pointer format string argument
+  * ggsn, sgsnemu: Drop use of no-op deprecated gtp_retrans* APIs
+  * ggsn: Implement echo req/resp and recovery
+  * libgtp: Introduce cb_recovery3
+  * ggsn_vty.c: Improve output of VTY show pdp-context
+  * gtp-kernel.c: Fix wrong use of in46a_from_eua, print IPv6 euas
+- Update patch:
+  * build-fixes.diff
+
 -------------------------------------------------------------------
 Wed Aug 14 17:16:25 UTC 2019 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/osmo-ggsn.spec b/osmo-ggsn.spec
index 45809db..d424b50 100644
--- a/osmo-ggsn.spec
+++ b/osmo-ggsn.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package osmo-ggsn
 #
-# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2020 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -19,8 +19,8 @@
 %define _lto_cflags %nil
 
 Name:           osmo-ggsn
-%define lname   libgtp5
-Version:        1.4.0
+%define lname   libgtp6
+Version:        1.5.0
 Release:        0
 Summary:        GPRS Support Node
 License:        GPL-2.0-only AND LGPL-2.1-or-later
@@ -66,7 +66,9 @@ This subpackage contains libraries and header files for developing
 applications that want to make use of libgtp.
 
 %prep
-%autosetup -p1
+%setup -q
+%patch1 -p1 -F2
+sed -i 's|/usr/bin/osmo-ggsn|/usr/sbin/osmo-ggsn|g' contrib/systemd/osmo-ggsn.service
 
 %build
 echo "%version" >.tarball-version
@@ -116,7 +118,7 @@ install -m 0644 doc/examples/sgsnemu.conf "$b/%_sysconfdir/osmocom/sgsnemu.conf"
 %config(noreplace) %_sysconfdir/osmocom/sgsnemu.conf
 
 %files -n %lname
-%_libdir/libgtp.so.5*
+%_libdir/libgtp.so.6*
 
 %files -n libgtp-devel
 %_includedir/%name/