diff --git a/tcsh/trunk/PKGBUILD b/tcsh/trunk/PKGBUILD
index 1cd436b22..3b54a2949 100644
--- a/tcsh/trunk/PKGBUILD
+++ b/tcsh/trunk/PKGBUILD
@@ -4,7 +4,7 @@
 
 pkgname=tcsh
 pkgver=6.22.04
-pkgrel=1
+pkgrel=2
 pkgdesc='Enhanced version of the Berkeley C shell.'
 arch=('x86_64')
 url='https://www.tcsh.org/'
@@ -13,12 +13,14 @@ depends=('ncurses' 'libxcrypt')
 backup=('etc/csh.cshrc'
         'etc/csh.login')
 install='tcsh.install'
-source=("ftp://ftp.astron.com/pub/${pkgname}/${pkgname}-${pkgver}.tar.gz"
+source=("https://astron.com/pub/tcsh/tcsh-${pkgver}.tar.gz"{,.asc}
         'csh.cshrc'
         'csh.login')
-md5sums=('fa2b347fa9ae866eb036e6e4bb85fe1a'
-         '7ca0fe6d1a1b9a0093f632499d4fb112'
-         '4869b9da87c79854e2cc97241f125853')
+validpgpkeys=('BE04995BA8F90ED0C0C176C471112AB16CB33B3A') # Christos Zoulas
+sha256sums=('eb16356243218c32f39e07258d72bf8b21e62ce94bb0e8a95e318b151397e231'
+            'SKIP'
+            '19093459a348fac6f7e28952cd7ebf0d7039267de7642b4f9b4b249998dd1901'
+            '0eb360906c014118b38933dabc3487d28f4cf926b8fdf89576f7be33ee79d1ba')
 
 build() {
   cd "${srcdir}/${pkgname}-${pkgver}"