diff --git a/acceptance/suites/pre_suite/foss/95_install_pdb.rb b/acceptance/suites/pre_suite/foss/95_install_pdb.rb
index 981a062e9a..4daa2ffa3b 100644
--- a/acceptance/suites/pre_suite/foss/95_install_pdb.rb
+++ b/acceptance/suites/pre_suite/foss/95_install_pdb.rb
@@ -38,6 +38,7 @@
   class { 'puppetdb':
     manage_firewall     => false,
     manage_package_repo => #{manage_package_repo},
+    postgres_version    => '14',
   }
 
   class { 'puppetdb::master::config':