diff --git a/.github/workflows/foreman.yml b/.github/workflows/foreman.yml
index 6aefe04a63dc..6b68b8c0d3f4 100644
--- a/.github/workflows/foreman.yml
+++ b/.github/workflows/foreman.yml
@@ -71,6 +71,7 @@ jobs:
           - 'webpack:compile test:integration'
           - 'db:seed'
           - 'assets:precompile RAILS_ENV=production DATABASE_URL=nulldb://nohost'
+          - 'test:external'
     steps:
       - run: sudo apt-get update
       - run: sudo apt-get -qq -y install build-essential libcurl4-openssl-dev zlib1g-dev libpq-dev libvirt-dev
diff --git a/test/external/kickstart_syntax_test.rb b/test/external/kickstart_syntax_test.rb
index 4ad7932eb8d8..200d1bf0ef80 100644
--- a/test/external/kickstart_syntax_test.rb
+++ b/test/external/kickstart_syntax_test.rb
@@ -2,9 +2,14 @@
 require "English"
 
 class KickstartSyntaxTest < ActiveSupport::TestCase
-  # Kickstart snapshots are generated only for EL7
-  ["RHEL7"].each do |version|
-    Dir.glob('test/unit/foreman/renderer/snapshots/ProvisioningTemplate/provision/*Kickstart*').each do |file|
+  ksfiles = Dir.glob('test/unit/foreman/renderer/snapshots/ProvisioningTemplate/provision/*Kickstart*')
+  ksfiles_rhel9 = ksfiles.select { |ks| ks.match?('rhel9') }
+  ksfiles_rhel7 = ksfiles - ksfiles_rhel9
+
+  versions = {'RHEL7' => ksfiles_rhel7, 'RHEL9' => ksfiles_rhel9}
+
+  versions.each do |version, files|
+    files.each do |file|
       context version do
         test file do
           ksvalidator(file, version)
@@ -19,7 +24,7 @@ def ksvalidator(file, version)
     skip unless find_executable 'ksvalidator'
     output = `ksvalidator --version #{version} '#{file}' 2>&1`
     status = $CHILD_STATUS
-    assert_empty output
+    assert_empty output.strip.sub(/Checking kickstart file [^ ]+/, '')
     assert status.success?
   end
 end