diff --git a/_service b/_service
index 180153d..97e5f14 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">master</param>
-		<param name="versionformat">@PARENT_TAG@.@TAG_OFFSET@</param>
+		<param name="revision">1.1.0</param>
+		<param name="versionformat">1.1.0</param>
 	</service>
 	<service name="recompress" mode="disabled">
 		<param name="file">*.tar</param>
diff --git a/osmo-ggsn-1.0.0.30.tar.xz b/osmo-ggsn-1.0.0.30.tar.xz
deleted file mode 100644
index f346899..0000000
--- a/osmo-ggsn-1.0.0.30.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:94147ff40b089cd094e440b6d709e62b7b830bf563cd403d887b2b77b29d0e1b
-size 112644
diff --git a/osmo-ggsn-1.1.0.tar.xz b/osmo-ggsn-1.1.0.tar.xz
new file mode 100644
index 0000000..ceafec8
--- /dev/null
+++ b/osmo-ggsn-1.1.0.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ec31061f15858ce6beed74c14a5097886dc7b8ce5b0c9154684327d71bfafd45
+size 144472
diff --git a/osmo-ggsn.changes b/osmo-ggsn.changes
index a649edc..0807480 100644
--- a/osmo-ggsn.changes
+++ b/osmo-ggsn.changes
@@ -1,3 +1,14 @@
+-------------------------------------------------------------------
+Thu Dec 28 00:36:08 UTC 2017 - jengelh@inai.de
+
+- Update to new upstream release 1.1.0
+  * sgsnemu: Add IPv6 support via tun device and "-t v6 --createif"
+  * Allow Common flags 0x94 and ignore them in PDP activation
+  * gtpie.h: Add IE identifier definitions up to 29.60 v11.8.0
+    Release 11
+  * sgsnemu: Add "--tun-device" option to specify TUN device name
+  * ggsn: Avoid crash on wrong EUA type
+
 -------------------------------------------------------------------
 Mon Oct  2 23:35:06 UTC 2017 - jengelh@inai.de
 
diff --git a/osmo-ggsn.spec b/osmo-ggsn.spec
index 4fbb0f0..3ad3bf1 100644
--- a/osmo-ggsn.spec
+++ b/osmo-ggsn.spec
@@ -17,7 +17,7 @@
 
 
 Name:           osmo-ggsn
-Version:        1.0.0.30
+Version:        1.1.0
 Release:        0
 Summary:        GPRS Support Node
 License:        GPL-2.0 and LGPL-2.1+