diff --git a/spec/classes/nova_db_postgresql_api_spec.rb b/spec/classes/nova_db_postgresql_api_spec.rb
index 890656aa5..a2847b0f2 100644
--- a/spec/classes/nova_db_postgresql_api_spec.rb
+++ b/spec/classes/nova_db_postgresql_api_spec.rb
@@ -37,7 +37,10 @@ describe 'nova::db::postgresql_api' do
         }))
       end
 
-      it_configures 'nova::db::postgresql'
+      # TODO(tkajinam): Remove this once puppet-postgresql supports CentOS 9
+      unless facts[:osfamily] == 'RedHat' and facts[:operatingsystemmajrelease].to_i >= 9
+        it_configures 'nova::db::postgresql'
+      end
     end
   end
 
diff --git a/spec/classes/nova_db_postgresql_spec.rb b/spec/classes/nova_db_postgresql_spec.rb
index ac4d20ae2..98e2d0639 100644
--- a/spec/classes/nova_db_postgresql_spec.rb
+++ b/spec/classes/nova_db_postgresql_spec.rb
@@ -55,7 +55,10 @@ describe 'nova::db::postgresql' do
         }))
       end
 
-      it_configures 'nova::db::postgresql'
+      # TODO(tkajinam): Remove this once puppet-postgresql supports CentOS 9
+      unless facts[:osfamily] == 'RedHat' and facts[:operatingsystemmajrelease].to_i >= 9
+        it_configures 'nova::db::postgresql'
+      end
     end
   end