diff --git a/libical-3.0.17.tar.gz b/libical-3.0.17.tar.gz
deleted file mode 100644
index 91380ce..0000000
--- a/libical-3.0.17.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:bcda9a6db6870240328752854d1ea475af9bbc6356e6771018200e475e5f781b
-size 909125
diff --git a/libical-3.0.18.tar.gz b/libical-3.0.18.tar.gz
new file mode 100644
index 0000000..04ed947
--- /dev/null
+++ b/libical-3.0.18.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:72b7dc1a5937533aee5a2baefc990983b66b141dd80d43b51f80aced4aae219c
+size 908948
diff --git a/libical.changes b/libical.changes
index e513a6a..272ceaa 100644
--- a/libical.changes
+++ b/libical.changes
@@ -1,3 +1,15 @@
+-------------------------------------------------------------------
+Mon Apr 22 09:16:17 UTC 2024 - Dirk Müller <dmueller@suse.com>
+
+- update to 3.0.18:
+  * Requires CMake v3.5.0 or higher
+  * Escape ^ (U+005E) character in parameter values according to
+    RFC 6868
+  * New CMake option LIBICAL_BUILD_EXAMPLES to disable building
+    the examples
+  * Should be able to use the project as a submodule
+  * Built-in timezones updated to tzdata2024a
+
 -------------------------------------------------------------------
 Sat Nov 18 19:52:45 UTC 2023 - Dirk Müller <dmueller@suse.com>
 
diff --git a/libical.spec b/libical.spec
index 94fd8c4..e84e473 100644
--- a/libical.spec
+++ b/libical.spec
@@ -1,7 +1,7 @@
 #
-# spec file
+# spec file for package libical
 #
-# Copyright (c) 2023 SUSE LLC
+# Copyright (c) 2024 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -26,7 +26,7 @@
 %bcond_with glib
 %endif
 Name:           libical%{name_ext}
-Version:        3.0.17
+Version:        3.0.18
 Release:        0
 URL:            https://github.com/libical/libical
 Source:         %{url}/releases/download/v%{version}/libical-%{version}.tar.gz
@@ -38,7 +38,7 @@ Patch3:         0003-vcc.y-fix-infinite-loop-with-non-hex-digits.patch
 Patch4:         0004-vobject.c-vCard-Unicode-reading-support.patch
 Patch5:         0005-vcc.y-do-not-ignore-field-separator-in-QUOTED-PRINTA.patch
 BuildRequires:  c++_compiler
-BuildRequires:  cmake >= 3.1
+BuildRequires:  cmake >= 3.5
 BuildRequires:  pkgconfig
 BuildRequires:  pkgconfig(icu-i18n)
 %if %{without glib}