diff --git a/dpkg.changes b/dpkg.changes
index db31b68..7839336 100644
--- a/dpkg.changes
+++ b/dpkg.changes
@@ -3,6 +3,7 @@ Thu Jul 20 11:25:20 UTC 2023 - Adam Majer <adam.majer@suse.de>
 
 - openssl.patch: use openssl library for MD5 calculation instead
   of relying on libmd. libmd is not in Ring0
+- require Perl 5.28.1 or later
 
 -------------------------------------------------------------------
 Wed Jun  7 11:15:53 UTC 2023 - pgajdos@suse.com
diff --git a/dpkg.spec b/dpkg.spec
index 7902bc2..ee78dc2 100644
--- a/dpkg.spec
+++ b/dpkg.spec
@@ -40,6 +40,7 @@ BuildRequires:  libselinux-devel
 BuildRequires:  libtool
 BuildRequires:  ncurses-devel
 BuildRequires:  openssl-devel
+BuildRequires:  perl >= 5.28.1
 BuildRequires:  po4a >= 0.59
 BuildRequires:  update-alternatives
 BuildRequires:  xz-devel
diff --git a/update-alternatives.changes b/update-alternatives.changes
index 1412bd4..02aa7cf 100644
--- a/update-alternatives.changes
+++ b/update-alternatives.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Thu Jul 20 11:25:20 UTC 2023 - Adam Majer <adam.majer@suse.de>
+
+- openssl.patch: use openssl library for MD5 calculation instead
+  of relying on libmd. libmd is not in Ring0
+
 -------------------------------------------------------------------
 Thu May  4 14:28:36 UTC 2023 - Frederic Crozat <fcrozat@suse.com>
 
diff --git a/update-alternatives.spec b/update-alternatives.spec
index 523cdb2..4b3934b 100644
--- a/update-alternatives.spec
+++ b/update-alternatives.spec
@@ -27,10 +27,12 @@ Source0:        https://ftp.debian.org/debian/pool/main/d/dpkg/dpkg_%{version}.t
 Source3:        sensible-editor
 Patch0:         update-alternatives-suse.patch
 Patch1:         update-alternatives-slavetomaster.patch
+Patch2:         openssl.patch
 BuildRequires:  autoconf
 BuildRequires:  automake
 BuildRequires:  libtool
 BuildRequires:  ncurses-devel
+BuildRequires:  openssl-devel
 BuildRequires:  pkgconfig
 Provides:       alternatives = %{version}