diff --git a/1.4.0.tar.gz b/1.4.0.tar.gz
deleted file mode 100644
index 7ac95db..0000000
--- a/1.4.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:c4b4bfbb64ccbb605f65dca45396b8bc6f6068ea43fe3c99e02a8227f1fe6eeb
-size 288911
diff --git a/1.5.0.tar.gz b/1.5.0.tar.gz
new file mode 100644
index 0000000..2451bda
--- /dev/null
+++ b/1.5.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a7e4e6c1e3b1a320638fa33a7d27f964c5e6e79ffc91777ef045191329a20e56
+size 294527
diff --git a/libosmo-sccp.changes b/libosmo-sccp.changes
index 6bb0a46..6231917 100644
--- a/libosmo-sccp.changes
+++ b/libosmo-sccp.changes
@@ -1,3 +1,16 @@
+-------------------------------------------------------------------
+Fri Nov 19 09:21:16 UTC 2021 - Martin Hauke <mardnh@gmx.de>
+
+- Update to new upstream release 1.5.0
+  * ipa: Use VTY-configured default network indicator
+  * Constrain connection ID allocation to 24 bits
+  * m3ua/sua: Add quirk for allowing inbound DAUD from SG in ASP
+    role
+  * ipa_asp_fsm: Support server starting handshake with ID_GET or
+    ID_ACK
+  * sccp: Add minimalistic support for XUDT / XUDTS
+  * stp: Add basic RX/TX rate counters on AS and ASP level
+
 -------------------------------------------------------------------
 Tue Oct  5 06:18:17 UTC 2021 - Johannes Segitz <jsegitz@suse.com>
 
diff --git a/libosmo-sccp.spec b/libosmo-sccp.spec
index f371646..0ea4703 100644
--- a/libosmo-sccp.spec
+++ b/libosmo-sccp.spec
@@ -17,7 +17,7 @@
 
 
 Name:           libosmo-sccp
-Version:        1.4.0
+Version:        1.5.0
 Release:        0
 %define libversion %(echo "%version" | sed 's/\\./_/g')
 Summary:        Osmocom library for the A-bis interface between BTS and BSC
@@ -28,7 +28,7 @@ URL:            https://projects.osmocom.org/projects/libosmo-sccp
 #Git-Clone:	https://git.osmocom.org/libosmo-sccp
 Source:         https://github.com/osmocom/libosmo-sccp/archive/%version.tar.gz
 Patch1:         0001-build-fixes.patch
-Patch2:	harden_osmo-stp.service.patch
+Patch2:         harden_osmo-stp.service.patch
 BuildRequires:  automake >= 1.6
 BuildRequires:  libtool >= 2
 BuildRequires:  lksctp-tools-devel
@@ -97,19 +97,19 @@ in SS7 telecommunications networks.
 This subpackage contains the development files for the Osmocom SCCP
 library.
 
-%package -n libosmo-sigtran5
+%package -n libosmo-sigtran7
 Summary:        Osmocom SIGTRAN library
 License:        GPL-2.0-or-later
 Group:          System/Libraries
 
-%description -n libosmo-sigtran5
+%description -n libosmo-sigtran7
 Osmocom implementation of (parts of) SIGTRAN.
 
 %package -n libosmo-sigtran-devel
 Summary:        Development files for the Osmocom sigtran library
 License:        GPL-2.0-or-later
 Group:          Development/Libraries/C and C++
-Requires:       libosmo-sigtran5 = %version
+Requires:       libosmo-sigtran7 = %version
 
 %description -n libosmo-sigtran-devel
 Osmocom implementation of (parts of) SIGTRAN.
@@ -185,8 +185,8 @@ fi
 %postun -n libosmo-mtp-%libversion -p /sbin/ldconfig
 %post   -n libosmo-sccp-%libversion -p /sbin/ldconfig
 %postun -n libosmo-sccp-%libversion -p /sbin/ldconfig
-%post   -n libosmo-sigtran5 -p /sbin/ldconfig
-%postun -n libosmo-sigtran5 -p /sbin/ldconfig
+%post   -n libosmo-sigtran7 -p /sbin/ldconfig
+%postun -n libosmo-sigtran7 -p /sbin/ldconfig
 %post   -n libosmo-xua-%libversion -p /sbin/ldconfig
 %postun -n libosmo-xua-%libversion -p /sbin/ldconfig
 
@@ -222,8 +222,8 @@ fi
 %_libdir/libosmo-sccp.so
 %_libdir/pkgconfig/libosmo-sccp.pc
 
-%files -n libosmo-sigtran5
-%_libdir/libosmo-sigtran.so.5*
+%files -n libosmo-sigtran7
+%_libdir/libosmo-sigtran.so.7*
 
 %files -n libosmo-sigtran-devel
 %dir %_includedir/%name/