diff --git a/manifests/database/postgresql.pp b/manifests/database/postgresql.pp
index 060fff31..24862bad 100644
--- a/manifests/database/postgresql.pp
+++ b/manifests/database/postgresql.pp
@@ -10,6 +10,7 @@
   $manage_database             = $puppetdb::params::manage_database,
   $manage_server               = $puppetdb::params::manage_dbserver,
   $manage_package_repo         = $puppetdb::params::manage_pg_repo,
+  $manage_dnf_module           = $puppetdb::params::manage_pg_dnf_module,
   $postgres_version            = $puppetdb::params::postgres_version,
   $postgresql_ssl_on           = $puppetdb::params::postgresql_ssl_on,
   $postgresql_ssl_key_path     = $puppetdb::params::postgresql_ssl_key_path,
@@ -19,10 +20,10 @@
   $read_database_password      = $puppetdb::params::read_database_password,
   $read_database_host          = $puppetdb::params::read_database_host
 ) inherits puppetdb::params {
-
   if $manage_server {
     class { '::postgresql::globals':
       manage_package_repo => $manage_package_repo,
+      manage_dnf_module   => $manage_dnf_module,
       version             => $postgres_version,
     }
     # get the pg server up and running
diff --git a/manifests/params.pp b/manifests/params.pp
index d53b50de..b8796feb 100644
--- a/manifests/params.pp
+++ b/manifests/params.pp
@@ -25,6 +25,12 @@
     $manage_pg_repo            = false
   }
 
+  if $::osfamily =~ /Redhat/ and $facts['os']['release']['major'] == '8' {
+    $manage_pg_dnf_module = true
+  } else {
+    $manage_pg_dnf_module = false
+  }
+
   if $puppetdb_version in ['latest','present'] or versioncmp($puppetdb_version, '7.0.0') >= 0 {
     $postgres_version          = '11'
   } else {