diff --git a/PKGBUILD b/PKGBUILD
index 3225203..5f15e4a 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -15,7 +15,7 @@ provides=('ddemangle' 'dustmite' 'rdmd')
 conflicts=('ddemangle' 'dustmite' 'rdmd')
 depends=('curl')
 source=("$pkgname-$pkgver.tar.gz::https://github.com/dlang/tools/archive/v$pkgver.tar.gz"
-        'http://www.boost.org/LICENSE_1_0.txt'
+        'https://www.boost.org/LICENSE_1_0.txt'
         'autodetect.diff')
 sha512sums=('af5adf9971ed818ca93f7d0e462d7d3f91920caacc77c4b26cc828ef00ee28ee2bb56574c4c7f8692853af2e2d32495e49bf1fca4956652df4452eac099b52cd'
             'd6078467835dba8932314c1c1e945569a64b065474d7aced27c9a7acc391d52e9f234138ed9f1aa9cd576f25f12f557e0b733c14891d42c16ecdc4a7bd4d60b8'