diff --git a/puppet-manifests/src/modules/platform/manifests/usm.pp b/puppet-manifests/src/modules/platform/manifests/usm.pp
index 3a2f910bf..15b6392e8 100644
--- a/puppet-manifests/src/modules/platform/manifests/usm.pp
+++ b/puppet-manifests/src/modules/platform/manifests/usm.pp
@@ -32,6 +32,11 @@ class platform::usm
     owner  => 'usm',
     group  => 'usm',
     mode   => '0755',
+  }
+    # TODO(lbonatti) Remove this in stx12 release.
+    usm_config {
+    'DEFAULT/logging_default_format_string': value =>
+      '%(asctime)s.%(msecs)03d USM - %(exec)s [%(process)s:%(thread)d]: %(filename)s(%(lineno)s): %(levelname)s: %(message)s';
   }
   -> class { '::usm': }
 }