diff --git a/manifests/profile/base/rabbitmq.pp b/manifests/profile/base/rabbitmq.pp
index 684ad63ff..56db18d83 100644
--- a/manifests/profile/base/rabbitmq.pp
+++ b/manifests/profile/base/rabbitmq.pp
@@ -56,6 +56,10 @@
 #   (Optional) RabbitMQ environment.
 #   Defaults to hiera('rabbitmq_environment').
 #
+# [*additional_erl_args*]
+#   (Optional) Additional string to be passed to RABBITMQ_SERVER_ADDITIONAL_ERL_ARGS
+#   Defaults to undef
+#
 # [*inet_dist_interface*]
 #   (Optional) Address to bind the inter-cluster interface
 #   to. It is the inet_dist_use_interface option in the kernel variables
@@ -115,6 +119,7 @@ class tripleo::profile::base::rabbitmq (
   $config_variables              = hiera('rabbitmq_config_variables'),
   $enable_internal_tls           = undef,
   $environment                   = hiera('rabbitmq_environment'),
+  $additional_erl_args           = undef,
   $ssl_versions                  = undef,
   # lint:ignore:140chars
   $inter_node_ciphers            = 'ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA256:AES256-GCM-SHA384:AES256-SHA256:AES128-GCM-SHA256:AES128-SHA256:DHE-DSS-AES256-GCM-SHA384:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES256-SHA256:DHE-DSS-AES256-SHA256:DHE-DSS-AES128-GCM-SHA256:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES128-SHA256:DHE-DSS-AES128-SHA256',
@@ -151,7 +156,10 @@ class tripleo::profile::base::rabbitmq (
     $ciphers_option = "-ssl_dist_opt server_ciphers ${inter_node_ciphers}"
     $secure_renegotiate = '-ssl_dist_opt server_secure_renegotiate true -ssl_dist_opt client_secure_renegotiate true'
 
-    $rabbitmq_additional_erl_args = "\"${cert_option} ${key_option} ${ciphers_option} ${secure_renegotiate}\""
+    # Historically in THT the default value of RabbitAdditionalErlArgs was "'+sbwt none'", we
+    # want to strip leading and trailing ' chars.
+    $additional_erl_args_real = regsubst($additional_erl_args, "(^'|'$)", '', 'G')
+    $rabbitmq_additional_erl_args = "\"${cert_option} ${key_option} ${ciphers_option} ${secure_renegotiate} ${additional_erl_args_real}\""
     $environment_real = merge($environment, {
       'RABBITMQ_SERVER_ADDITIONAL_ERL_ARGS' => $rabbitmq_additional_erl_args,
       'RABBITMQ_CTL_ERL_ARGS' => $rabbitmq_additional_erl_args,
@@ -168,7 +176,18 @@ class tripleo::profile::base::rabbitmq (
   } else {
     $tls_certfile = undef
     $tls_keyfile = undef
-    $environment_real = $environment
+    if $additional_erl_args != undef {
+      # Historically in THT the default value of RabbitAdditionalErlArgs was "'+sbwt none'", we
+      # want to strip leading and trailing ' chars.
+      $additional_erl_args_real = regsubst($additional_erl_args, "(^'|'$)", '', 'G')
+      $rabbitmq_additional_erl_args = "\"${additional_erl_args_real}\""
+      $environment_real = merge($environment, {
+        'RABBITMQ_SERVER_ADDITIONAL_ERL_ARGS' => $rabbitmq_additional_erl_args,
+        'RABBITMQ_CTL_ERL_ARGS' => $rabbitmq_additional_erl_args,
+      })
+    } else {
+      $environment_real = $environment
+    }
     $configured_ssl_versions = undef
   }