diff --git a/xCAT-server/xCAT-server.spec b/xCAT-server/xCAT-server.spec
index e7e381ad0..2c4f4b1a6 100644
--- a/xCAT-server/xCAT-server.spec
+++ b/xCAT-server/xCAT-server.spec
@@ -38,7 +38,7 @@ BuildArch: noarch
 # Note: ifarch/ifnarch does not work for noarch package, use environment variable instead
 
 %if %s390x
-Requires: perl-IO-Socket-SSL perl-XML-Simple perl-XML-Parser
+Requires: perl-IO-Socket-SSL perl-XML-Simple perl-XML-Parser perl(Digest::SHA)
 %else
 %if 0%{?rhel} >= 8
 BuildRequires: perl-generators
diff --git a/xCAT-test/unit/xcat_server_digest_sha_dependency.t b/xCAT-test/unit/xcat_server_digest_sha_dependency.t
index 8077fcaf7..417668eb0 100644
--- a/xCAT-test/unit/xcat_server_digest_sha_dependency.t
+++ b/xCAT-test/unit/xcat_server_digest_sha_dependency.t
@@ -22,10 +22,12 @@ sub read_file {
 my $rpm_spec = read_file(
     File::Spec->catfile( $repo_root, 'xCAT-server', 'xCAT-server.spec' )
 );
-like(
-    $rpm_spec,
-    qr/^Requires:.*\bperl\(Digest::SHA\)(?:\s|$)/m,
-    'the RPM package requires Digest::SHA',
+my @rpm_sha_requirements =
+  $rpm_spec =~ /^Requires:.*\bperl\(Digest::SHA\)(?:\s|$)/mg;
+is(
+    scalar(@rpm_sha_requirements),
+    2,
+    'both RPM architecture branches require Digest::SHA',
 );
 
 my $debian_control = read_file(