diff --git a/PKGBUILD b/PKGBUILD
index 11dcb11ed41c87f995c14636789f38c35f73c80a..cb7786e696f1df0c7a632393dca2dfd571bb46d7 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -14,7 +14,7 @@ makedepends=('extra-cmake-modules' 'kdoctools' 'openconnect' 'mobile-broadband-p
 optdepends=('mobile-broadband-provider-info: Database of mobile broadband service providers'
             'openconnect: Cisco AnyConnect VPN plugin')
 groups=('plasma')
-source=("http://download.kde.org/stable/plasma/${pkgver}/$pkgname-$pkgver.tar.xz"{,.sig})
+source=("https://download.kde.org/stable/plasma/${pkgver}/$pkgname-$pkgver.tar.xz"{,.sig})
 sha256sums=('e072ebd1c3614320a65ea3b10b23971bde0688827525e232b53f4365e345298f'
             'SKIP')
 validpgpkeys=('2D1D5B0588357787DE9EE225EC94D18F7F05997E'  # Jonathan Riddell