diff --git a/srcpkgs/libksieve/template b/srcpkgs/libksieve/template
index 98ccd5ed65..c238a062e5 100644
--- a/srcpkgs/libksieve/template
+++ b/srcpkgs/libksieve/template
@@ -1,6 +1,6 @@
 # Template file for 'libksieve'
 pkgname=libksieve
-version=18.08.3
+version=18.12.0
 revision=1
 build_style=cmake
 hostmakedepends="extra-cmake-modules qt5-qmake qt5-host-tools python
@@ -12,7 +12,7 @@ maintainer="John <johnz@posteo.net>"
 license="GPL-2.0-or-later, LGPL-2.1-or-later"
 homepage="https://community.kde.org/KDE_PIM"
 distfiles="${KDE_SITE}/applications/${version}/src/libksieve-${version}.tar.xz"
-checksum=68e0fbc8129ca27dc2078ec72eba2873118896c85b8caab9470198c00c16d7b5
+checksum=776aaff9189c87ad3d239bb26622c302800e65c87102e8bac75f5a5799d78ac3
 
 libksieve-devel_package() {
 	depends="${sourcepkg}>=${version}_${revision} ${makedepends}"