diff --git a/extra/kalgebra/PKGBUILD b/extra/kalgebra/PKGBUILD
index 170d3e786..7f03b4ead 100644
--- a/extra/kalgebra/PKGBUILD
+++ b/extra/kalgebra/PKGBUILD
@@ -6,7 +6,7 @@
 #  - patch and cmake define to disable opengl for ARM
 
 pkgname=kalgebra
-pkgver=16.08.2
+pkgver=16.08.3
 pkgrel=1
 pkgdesc="Graph Calculator"
 url="http://kde.org/applications/education/kalgebra/"
@@ -15,11 +15,12 @@ license=('GPL' 'LGPL' 'FDL')
 groups=('kde-applications' 'kdeedu')
 depends=('analitza' 'kio' 'qt5-webkit' 'hicolor-icon-theme')
 makedepends=('extra-cmake-modules' 'kdoctools' 'python' 'glu')
+optdepends=('kirigami: for KAlgebra Mobile')
 replaces=('kdeedu-kalgebra')
 conflicts=('kdeedu-kalgebra' 'kdeedu-analitza')
 source=("http://download.kde.org/stable/applications/${pkgver}/src/kalgebra-${pkgver}.tar.xz"
         'kalgebra-disable-opengl.patch')
-sha1sums=('5a5bc748a161d11283832491590fc5a119b3e174'
+sha1sums=('ea65bc986a4cfdbd1d479f93e65ab55f78f4e273'
           '103de918b6fdfb74a030db01afeb378fa0599717')
 
 prepare() {