diff --git a/manifests/backend/dellemc_powermax.pp b/manifests/backend/dellemc_powermax.pp
index 06de1862..3564baf5 100644
--- a/manifests/backend/dellemc_powermax.pp
+++ b/manifests/backend/dellemc_powermax.pp
@@ -40,9 +40,6 @@
 #   is used as the default for all backends.
 #   Defaults to $::os_service_default.
 #
-# [*volume_driver*]
-#   (optional) The Dell EMC PowerMax Driver
-#
 # [*manage_volume_type*]
 #   (Optional) Whether or not manage Cinder Volume type.
 #   If set to true, a Cinder Volume type will be created
diff --git a/manifests/backend/san.pp b/manifests/backend/san.pp
index 71401c07..0136cdf2 100644
--- a/manifests/backend/san.pp
+++ b/manifests/backend/san.pp
@@ -49,9 +49,6 @@
 # [*ssh_min_pool_conn*]
 #   (optional) Minimum ssh connections in the pool.
 #
-# [*ssh_min_pool_conn*]
-#   (optional) Maximum ssh connections in the pool.
-#
 # [*ssh_max_pool_conn*]
 #   (Optional) Maximum ssh connections in the pool.
 #   Defaults to '5'.
diff --git a/manifests/backup/posix.pp b/manifests/backup/posix.pp
index 2e63f9f9..fc1cf53d 100644
--- a/manifests/backup/posix.pp
+++ b/manifests/backup/posix.pp
@@ -56,21 +56,23 @@
 #
 #
 class cinder::backup::posix (
-  $backup_driver               = 'cinder.backup.drivers.posix.PosixBackupDriver',
-  $backup_file_size            = $::os_service_default,
-  $backup_sha_block_size_bytes = $::os_service_default,
-  $backup_posix_path           = $::os_service_default,
-  $backup_container            = $::os_service_default,
+  $backup_driver                = 'cinder.backup.drivers.posix.PosixBackupDriver',
+  $backup_file_size             = $::os_service_default,
+  $backup_sha_block_size_bytes  = $::os_service_default,
+  $backup_enable_progress_timer = $::os_service_default,
+  $backup_posix_path            = $::os_service_default,
+  $backup_container             = $::os_service_default,
 ) {
 
   include cinder::deps
 
   cinder_config {
-    'DEFAULT/backup_driver':               value => $backup_driver;
-    'DEFAULT/backup_file_size':            value => $backup_file_size;
-    'DEFAULT/backup_sha_block_size_bytes': value => $backup_sha_block_size_bytes;
-    'DEFAULT/backup_posix_path':           value => $backup_posix_path;
-    'DEFAULT/backup_container':            value => $backup_container;
+    'DEFAULT/backup_driver':                value => $backup_driver;
+    'DEFAULT/backup_file_size':             value => $backup_file_size;
+    'DEFAULT/backup_sha_block_size_bytes':  value => $backup_sha_block_size_bytes;
+    'DEFAULT/backup_enable_progress_timer': value => $backup_enable_progress_timer;
+    'DEFAULT/backup_posix_path':            value => $backup_posix_path;
+    'DEFAULT/backup_container':             value => $backup_container;
   }
 
 }
diff --git a/manifests/config.pp b/manifests/config.pp
index f9d488f3..7351fa8a 100644
--- a/manifests/config.pp
+++ b/manifests/config.pp
@@ -2,9 +2,7 @@
 #
 # This class is used to manage arbitrary cinder configurations.
 #
-# === Parameters
-#
-# [*xxx_config*]
+# example xxx_config
 #   (optional) Allow configuration of arbitrary cinder configurations.
 #   The value is a hash of xxx_config resources. Example:
 #   { 'DEFAULT/foo' => { value => 'fooValue'},
@@ -18,6 +16,8 @@
 #     DEFAULT/bar:
 #       value: barValue
 #
+# === Parameters
+#
 # [*cinder_config*]
 #   (optional) Allow configuration of cinder.conf configurations.
 #   Defaults to empty hash'{}'
diff --git a/releasenotes/notes/cinder-backup-posix-backup_enable_progress_timer-ff338de76dd9c1d1.yaml b/releasenotes/notes/cinder-backup-posix-backup_enable_progress_timer-ff338de76dd9c1d1.yaml
new file mode 100644
index 00000000..01643bf3
--- /dev/null
+++ b/releasenotes/notes/cinder-backup-posix-backup_enable_progress_timer-ff338de76dd9c1d1.yaml
@@ -0,0 +1,6 @@
+---
+fixes:
+  - |
+    The ``cinder::backup::posix::backup_enable_progress_timer`` parameter has
+    been described in parameter but been invalid. Now the parameter is
+    implemented as a valid paramater.
diff --git a/spec/classes/cinder_backup_posix_spec.rb b/spec/classes/cinder_backup_posix_spec.rb
index 51353ca0..37974e5a 100644
--- a/spec/classes/cinder_backup_posix_spec.rb
+++ b/spec/classes/cinder_backup_posix_spec.rb
@@ -44,20 +44,25 @@ describe 'cinder::backup::posix' do
       is_expected.to contain_cinder_config('DEFAULT/backup_driver').with_value('cinder.backup.drivers.posix.PosixBackupDriver')
       is_expected.to contain_cinder_config('DEFAULT/backup_file_size').with_value(p[:backup_file_size])
       is_expected.to contain_cinder_config('DEFAULT/backup_sha_block_size_bytes').with_value(p[:backup_sha_block_size_bytes])
+      is_expected.to contain_cinder_config('DEFAULT/backup_enable_progress_timer').with_value(p[:backup_sha_block_size_bytes])
       is_expected.to contain_cinder_config('DEFAULT/backup_posix_path').with_value(p[:backup_posix_path])
       is_expected.to contain_cinder_config('DEFAULT/backup_container').with_value(p[:backup_container])
     end
 
     context 'when overriding default parameters' do
       before :each do
-        params.merge!(:backup_file_size => '4')
-        params.merge!(:backup_sha_block_size_bytes => '2')
-        params.merge!(:backup_posix_path => '/etc/backup')
-        params.merge!(:backup_container => 'mycontainer')
+        params.merge!(
+          { :backup_file_size             => '4',
+            :backup_sha_block_size_bytes  => '2',
+            :backup_enable_progress_timer => true,
+            :backup_posix_path            => '/etc/backup',
+            :backup_container             => 'mycontainer' })
       end
+
       it 'should replace default parameters with new values' do
         is_expected.to contain_cinder_config('DEFAULT/backup_file_size').with_value(p[:backup_file_size])
         is_expected.to contain_cinder_config('DEFAULT/backup_sha_block_size_bytes').with_value(p[:backup_sha_block_size_bytes])
+        is_expected.to contain_cinder_config('DEFAULT/backup_enable_progress_timer').with_value(p[:backup_enable_progress_timer])
         is_expected.to contain_cinder_config('DEFAULT/backup_posix_path').with_value(p[:backup_posix_path])
         is_expected.to contain_cinder_config('DEFAULT/backup_container').with_value(p[:backup_container])
       end