diff --git a/.fmf/version b/.fmf/version
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/.fmf/version
@@ -0,0 +1 @@
+1
diff --git a/gating.yaml b/gating.yaml
index eb7c84f..805e877 100644
--- a/gating.yaml
+++ b/gating.yaml
@@ -3,4 +3,5 @@ product_versions:
   - rhel-8
 decision_context: osci_compose_gate
 rules:
+  - !PassingTestCaseRule {test_case_name: osci.brew-build.tier0.functional}
   - !PassingTestCaseRule {test_case_name: baseos-ci.brew-build.tier1.functional}
diff --git a/perl-Convert-ASN1.spec b/perl-Convert-ASN1.spec
index cdf205d..ce3ee09 100644
--- a/perl-Convert-ASN1.spec
+++ b/perl-Convert-ASN1.spec
@@ -41,6 +41,7 @@ BuildRequires:  perl(bytes)
 BuildRequires:  perl(File::Temp)
 BuildRequires:  perl(IO::Socket)
 BuildRequires:  perl(Math::BigInt) >= 1.997
+BuildRequires:  perl(Test::More) >= 0.90
 %if %{with perl_Convert_ASN1_enables_optional_test}
 # Optional tests:
 BuildRequires:  perl(Data::Dumper)
@@ -78,7 +79,12 @@ with "%{_libexecdir}/%{name}/test".
 %patch -P0 -p1
 %patch -P1 -p1
 %patch -P2 -p1
-chmod +x t/*.t
+
+# Help file to recognise the Perl scripts
+for F in t/*.t; do
+    perl -i -MConfig -ple 'print $Config{startperl} if $. == 1 && !s{\A#!.*perl\b}{$Config{startperl}}' "$F"
+    chmod +x "$F"
+done
 
 %build
 perl Makefile.PL INSTALLDIRS=vendor NO_PACKLIST=1 NO_PERLLOCAL=1
@@ -97,6 +103,7 @@ chmod +x %{buildroot}/%{_libexecdir}/%{name}/test
 
 %check
 unset YYDEBUG
+export HARNESS_OPTIONS=j$(perl -e 'if ($ARGV[0] =~ /.*-j([0-9][0-9]*).*/) {print $1} else {print 1}' -- '%{?_smp_mflags}')
 make test
 
 %files
diff --git a/plans/sanity.fmf b/plans/sanity.fmf
new file mode 100644
index 0000000..a72ded4
--- /dev/null
+++ b/plans/sanity.fmf
@@ -0,0 +1,5 @@
+summary: Sanity tests
+discover:
+    how: fmf
+execute:
+    how: tmt
diff --git a/tests/upstream-tests.fmf b/tests/upstream-tests.fmf
new file mode 100644
index 0000000..7c9ebb6
--- /dev/null
+++ b/tests/upstream-tests.fmf
@@ -0,0 +1,8 @@
+summary: Upstream tests
+component: perl-Convert-ASN1
+require: perl-Convert-ASN1-tests
+test: /usr/libexec/perl-Convert-ASN1/test
+tag:
+  - Tier1
+  - rhel-buildroot
+tier: '1'