diff --git a/courier-imap-5.1.8.tar.bz2 b/courier-imap-5.1.8.tar.bz2
deleted file mode 100644
index 080f6d7..0000000
--- a/courier-imap-5.1.8.tar.bz2
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:2732ea148a26e8caa2724c4b83f1258e9beef54786be503fa92355d2778ef269
-size 3395074
diff --git a/courier-imap-5.1.8.tar.bz2.sig b/courier-imap-5.1.8.tar.bz2.sig
deleted file mode 100644
index dd192b1..0000000
Binary files a/courier-imap-5.1.8.tar.bz2.sig and /dev/null differ
diff --git a/courier-imap-5.2.0.tar.bz2 b/courier-imap-5.2.0.tar.bz2
new file mode 100644
index 0000000..96607b0
--- /dev/null
+++ b/courier-imap-5.2.0.tar.bz2
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c0c351a51f332010eea4298a0d446fc4fca506cb7364da37a1ce96193145fdf9
+size 3410809
diff --git a/courier-imap-5.2.0.tar.bz2.sig b/courier-imap-5.2.0.tar.bz2.sig
new file mode 100644
index 0000000..5b66022
Binary files /dev/null and b/courier-imap-5.2.0.tar.bz2.sig differ
diff --git a/courier-imap.changes b/courier-imap.changes
index 9775f4e..dd152c8 100644
--- a/courier-imap.changes
+++ b/courier-imap.changes
@@ -1,3 +1,17 @@
+-------------------------------------------------------------------
+Sun Dec  4 20:16:13 UTC 2022 - Arjen de Korte <suse+build@de-korte.org>
+
+- update to 5.2.0
+  * Switch to libidn2.
+  * Debian/Ubuntu: update lintian overrides
+  * make install: replace absolute links with relative links.
+
+- update to 5.1.9
+  * Adjust deb packaging. Check /etc/lsb-release and include the
+    distribution release in the deb package version, to faciliate
+    updating to the same version of the package in an updated release.
+  * Fix build dependencies.
+
 -------------------------------------------------------------------
 Sat Aug 20 19:07:14 UTC 2022 - Arjen de Korte <suse+build@de-korte.org>
 
diff --git a/courier-imap.spec b/courier-imap.spec
index a027b83..bfd1dfa 100644
--- a/courier-imap.spec
+++ b/courier-imap.spec
@@ -19,7 +19,7 @@
 %bcond_with     valgrind
 
 Name:           courier-imap
-Version:        5.1.8
+Version:        5.2.0
 Release:        0
 Summary:        An IMAP and POP3 Server for Maildir MTAs
 License:        GPL-3.0-or-later
@@ -53,7 +53,7 @@ BuildRequires:  ncurses-devel
 BuildRequires:  pcre2-devel
 BuildRequires:  procps
 BuildRequires:  zlib-devel
-BuildRequires:  pkgconfig(libidn)
+BuildRequires:  pkgconfig(libidn2)
 BuildRequires:  pkgconfig(openssl)
 BuildRequires:  pkgconfig(systemd)
 %if %{with valgrind}