diff --git a/extra/kwin/PKGBUILD b/extra/kwin/PKGBUILD
index 5d6a3e99f..363e4fd14 100644
--- a/extra/kwin/PKGBUILD
+++ b/extra/kwin/PKGBUILD
@@ -6,7 +6,7 @@
 #  - explicitly link v5/v6 with libatomic
 
 pkgname=kwin
-pkgver=5.21.3
+pkgver=5.21.4
 pkgrel=1
 pkgdesc='An easy to use, but flexible, composited Window Manager'
 arch=(x86_64)
@@ -19,7 +19,7 @@ optdepends=('qt5-virtualkeyboard: virtual keyboard support for kwin-wayland')
 groups=(plasma)
 source=("https://download.kde.org/stable/plasma/$pkgver/$pkgname-$pkgver.tar.xz"{,.sig})
 install=$pkgname.install
-sha256sums=('7c38049930f63875719c4405991c13ab436d2a2d2ad401b006e94250dd8d205a'
+sha256sums=('a9cbcf293c58bef10650399a7fe15c08b54fd009a0d9d859f75b54bc6c87232f'
             'SKIP')
 validpgpkeys=('2D1D5B0588357787DE9EE225EC94D18F7F05997E'  # Jonathan Riddell <jr@jriddell.org>
               '0AAC775BB6437A8D9AF7A3ACFE0784117FBCE11D'  # Bhushan Shah <bshah@kde.org>