diff --git a/.gitignore b/.gitignore
index 55d7742..5a47264 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,8 @@
 /age-1.1.1.tar.gz
 /age-1.2.0.tar.gz
 /age-1.2.1.tar.gz
+/age-1.2.1-vendor.tar.bz2
+/age-1.3.0.tar.gz
+/age-1.3.0-vendor.tar.bz2
+/age-1.3.1-vendor.tar.bz2
+/age-1.3.1.tar.gz
diff --git a/.packit.yaml b/.packit.yaml
index a64ad8f..3dda84b 100644
--- a/.packit.yaml
+++ b/.packit.yaml
@@ -11,9 +11,25 @@ jobs:
 - job: pull_from_upstream
   trigger: release
   dist_git_branches:
-   - fedora-rawhide
+    - rawhide
 
 - job: koji_build
   trigger: commit
   dist_git_branches:
-    - fedora-rawhide
+    - rawhide
+
+actions:
+  post-modifications:
+    # https://fedora.gitlab.io/sigs/go/go-vendor-tools/scenarios/#manual-update
+    - |
+      sh -xeuc "
+        cd $PACKIT_DOWNSTREAM_REPO
+        export GOTOOLCHAIN=auto
+        go_vendor_archive create --config go-vendor-tools.toml age.spec
+        go_vendor_license \
+          --config go-vendor-tools.toml \
+          --path age.spec \
+          report \
+          --verify-spec
+      "
+create_sync_note: false
diff --git a/age.spec b/age.spec
index 27b8a06..b6dd710 100644
--- a/age.spec
+++ b/age.spec
@@ -1,94 +1,75 @@
-# Generated by go2rpm 1.14.0
+# Generated by go2rpm 1.18.0
 %bcond check 1
-%bcond bootstrap 0
-
-%if %{with bootstrap}
-%global debug_package %{nil}
-%endif
-
-%if %{with bootstrap}
-%global __requires_exclude %{?__requires_exclude:%{__requires_exclude}|}^golang\\(.*\\)$
-%endif
 
 # https://github.com/FiloSottile/age
 %global goipath         filippo.io/age
 %global forgeurl        https://github.com/FiloSottile/age
-Version:                1.2.1
+Version:                1.3.1
 
 %gometa -L -f
 
-%global common_description %{expand:
-A simple, modern and secure encryption tool (and Go library) with small
-explicit keys, no config options, and UNIX-style composability.}
-
-%global golicenses      LICENSE
-%global godocs          AUTHORS README.md
 
 Name:           age
 Release:        %autorelease
 Summary:        Simple, modern and secure encryption tool
 
-License:        BSD-3-Clause
+# Generated by go-vendor-tools
+# https://github.com/C2SP/CCTV/issues/14
+# vendor/c2sp.org/CCTV/age/internal is not packaged
+License:        BSD-3-Clause AND (0BSD OR CC0-1.0 OR Unlicense)
 URL:            %{gourl}
-Source:         %{gosource}
+Source0:        %{gosource}
+# Generated by go-vendor-tools
+Source1:        %{archivename}-vendor.tar.bz2
+Source2:        go-vendor-tools.toml
 
-%description %{common_description}
+BuildRequires:  go-vendor-tools
 
-%gopkg
+%description
+A simple, modern and secure encryption tool (and Go library) with small
+explicit keys, no config options, and UNIX-style composability.
 
 %prep
 %goprep -A
+%setup -q -T -D -a1 %{forgesetupargs}
 %autopatch -p1
 
-# To avoid extra dep on c2sp.org/CCTV/age
-rm -rfv testkit_test.go
-
-%if %{without bootstrap}
 %generate_buildrequires
-%go_generate_buildrequires
-%endif
+%go_vendor_license_buildrequires -c %{S:2}
 
-%if %{without bootstrap}
 %build
-for cmd in cmd/* ; do
+%global gomodulesmode GO111MODULE=on
+GO_LDFLAGS="-X main.Version=%{version}"
+for cmd in cmd/{age,age-keygen,age-inspect} ; do
   %gobuild -o %{gobuilddir}/bin/$(basename $cmd) %{goipath}/$cmd
 done
-%endif
 
 %install
-%gopkginstall
-%if %{without bootstrap}
+%go_vendor_license_install -c %{S:2}
 install -m 0755 -vd                     %{buildroot}%{_bindir}
 install -m 0755 -vp %{gobuilddir}/bin/* %{buildroot}%{_bindir}/
 
 mkdir -p %{buildroot}%{_mandir}/man1
 install -m 644 doc/%{name}.1 %{buildroot}%{_mandir}/man1/
 install -m 644 doc/age-keygen.1 %{buildroot}%{_mandir}/man1/
-%endif
+install -m 644 doc/age-inspect.1 %{buildroot}%{_mandir}/man1/
 
-%if %{without bootstrap}
-%if %{with check}
 %check
-%ifarch s390x
-for test in "TestScript" \
-; do
-awk -i inplace '/^func.*'"$test"'\(/ { print; print "\tt.Skip(\"disabled failing test\")"; next}1' $(grep -rl $test)
-done
-%endif
-%gocheck
-%endif
+%go_vendor_license_check -c %{S:2}
+%if %{with check}
+%gotest ./...
 %endif
 
-%if %{without bootstrap}
-%files
-%license LICENSE
-%doc doc AUTHORS README.md
+%files -f %{go_vendor_license_filelist}
+%license vendor/modules.txt
+%doc doc README.md
 %{_bindir}/age
+%{_bindir}/age-inspect
 %{_bindir}/age-keygen
-%{_mandir}/man1/*
-%endif
+%{_mandir}/man1/age.1*
+%{_mandir}/man1/age-inspect.1*
+%{_mandir}/man1/age-keygen.1*
 
-%gopkgfiles
 
 %changelog
 %autochangelog
diff --git a/go-vendor-tools.toml b/go-vendor-tools.toml
new file mode 100644
index 0000000..9c9f1d2
--- /dev/null
+++ b/go-vendor-tools.toml
@@ -0,0 +1,9 @@
+
+[archive]
+
+[licensing]
+detector = "askalono"
+[[licensing.licenses]]
+path = "vendor/c2sp.org/CCTV/age/README.md"
+sha256sum = "fdbd4b06044f3803c72bdaf2df7681fdce3a45a326a2898e75640eae906606ad"
+expression = "0BSD OR CC0-1.0 OR Unlicense"
diff --git a/sources b/sources
index 58730d2..65f5af2 100644
--- a/sources
+++ b/sources
@@ -1 +1,2 @@
-SHA512 (age-1.2.1.tar.gz) = 685914db0bf398e20ee599627d131004f85ab5f37dcbc6752b1379c07702a1896d48163a8e9c71a25a44858ec648f3cb404f7c92360657f935342cd766a13a3a
+SHA512 (age-1.3.1-vendor.tar.bz2) = c0863d04a2206e4f18ffb4d3b0429fc33685e4e7be1ffac7eca2218af590218ad62776fe11f60258092921f3aafffd6962d720eeeb6dd0ea68a14b39730c3908
+SHA512 (age-1.3.1.tar.gz) = 95bb8049de36630f0b128c9626427646e5d4d76e35b6bd6790e29cf3f69fb2a0266ac7786616f56fe9bf378a81c1f3edc17fd9eba197286041b970944898504c