diff --git a/.SRCINFO b/.SRCINFO
index ae2282f..ff0273a 100644
--- a/.SRCINFO
+++ b/.SRCINFO
@@ -1,25 +1,25 @@
 pkgbase = systemtap
 	pkgdesc = Infrastructure to simplify the gathering of information about the running Linux system
-	pkgver = 4.2
+	pkgver = 4.5
 	pkgrel = 1
 	url = http://sourceware.org/systemtap/
 	install = systemtap.install
 	arch = x86_64
 	arch = i686
 	license = GPL
-	makedepends = python2-setuptools
+	makedepends = python-setuptools
 	makedepends = xmlto
 	depends = elfutils
 	depends = nss
-	depends = python2
+	depends = python
 	depends = cpio
 	optdepends = sqlite3: for storing results in a database
-	source = systemtap-4.2.tar.gz::https://sourceware.org/systemtap/ftp/releases/systemtap-4.2.tar.gz
-	source = systemtap-4.2.tar.gz.asc::https://sourceware.org/systemtap/ftp/releases/systemtap-4.2.tar.gz.asc
+	source = systemtap-4.5.tar.gz::https://sourceware.org/systemtap/ftp/releases/systemtap-4.5.tar.gz
+	source = systemtap-4.5.tar.gz.asc::https://sourceware.org/systemtap/ftp/releases/systemtap-4.5.tar.gz.asc
 	validpgpkeys = F75E6545B9F8AA15AA932A444DE16D68FDBFFFB8
 	validpgpkeys = 5D38116FA4D3A7CC77E378D37E83610126DCC2E8
-	sha512sums = 50d426e8c3d976fd635f6867fb4202832be455d869178a384159d1b2cd2a25642b07da2bd3184081b13bfb95df48a97f430b06713eaee0d0f67e27f43266cfd6
-	sha512sums = ddb3217d9bbe7b9531b3d7ce24d88766e65629bd720228c0f8f96edc82216e13e5f0d0f30c8012cb85bf5ac7401f5a551aa69fc0505a29475ed61c548b4cdcf4
+	validpgpkeys = 159B0DF71150B8A8539A8802D7C256443CC637CA
+	sha512sums = 8136779a9f5cb0fbaae565eab1ab6fa307f1024dfc2c6c3845acfadff0eecc684ba89aa5d442c7b90c2c73edaab41ca07bae2bad8361f80fe8e9928b40466cd3
+	sha512sums = SKIP
 
 pkgname = systemtap
-
diff --git a/PKGBUILD b/PKGBUILD
index 7f29799..18acbe7 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -1,25 +1,30 @@
-# Maintainer: An Nguyen (stk) <an@linux.com>
+# Maintainer: Christian Pellegrin (chripell) <chripell@fsfe.org>
+# Original Maintainer: An Nguyen (stk) <an@linux.com>
 # Original Maintainer: George Angelopoulos <george@usermod.net>
 # Original Maintainer: Christian Rebischke <Chris.Rebischke@archlinux.org>
 # Original Maintainer: dront78 <dront78@gmail.com>
 pkgname=systemtap
-pkgver=4.2
+pkgver=4.5
 pkgrel=1
 pkgdesc="Infrastructure to simplify the gathering of information about the running Linux system"
 url="http://sourceware.org/systemtap/"
 arch=('x86_64' 'i686')
 license=('GPL')
-depends=('elfutils' 'nss' 'python2' 'cpio')
-makedepends=('python2-setuptools' 'xmlto')
+depends=('elfutils' 'nss' 'python' 'cpio')
+makedepends=('python-setuptools' 'xmlto')
 optdepends=('sqlite3: for storing results in a database')
 source=("${pkgname}-${pkgver}.tar.gz::https://sourceware.org/systemtap/ftp/releases/${pkgname}-${pkgver}.tar.gz"
         "${pkgname}-${pkgver}.tar.gz.asc::https://sourceware.org/systemtap/ftp/releases/${pkgname}-${pkgver}.tar.gz.asc"
         )
-sha512sums=('50d426e8c3d976fd635f6867fb4202832be455d869178a384159d1b2cd2a25642b07da2bd3184081b13bfb95df48a97f430b06713eaee0d0f67e27f43266cfd6'
-            'ddb3217d9bbe7b9531b3d7ce24d88766e65629bd720228c0f8f96edc82216e13e5f0d0f30c8012cb85bf5ac7401f5a551aa69fc0505a29475ed61c548b4cdcf4')
+sha512sums=('8136779a9f5cb0fbaae565eab1ab6fa307f1024dfc2c6c3845acfadff0eecc684ba89aa5d442c7b90c2c73edaab41ca07bae2bad8361f80fe8e9928b40466cd3'
+            'SKIP')
 install='systemtap.install'
+# Note, you need to run:
+# gpg --recv-keys  --keyserver hkps://keys.openpgp.org/ 0xD7C256443CC637CA
+# unless /etc/pacman.d/gnupg/gpg.conf is updated.
 validpgpkeys=('F75E6545B9F8AA15AA932A444DE16D68FDBFFFB8'   # "Serhei Makarov (for Red Hat 2018..onwards) <smakarov@redhat.com>" 
-              '5D38116FA4D3A7CC77E378D37E83610126DCC2E8')
+              '5D38116FA4D3A7CC77E378D37E83610126DCC2E8'
+	      '159B0DF71150B8A8539A8802D7C256443CC637CA')
 build() {
   cd "${pkgname}-${pkgver}"
   ./configure \