diff --git a/manifests/init.pp b/manifests/init.pp
index e0f8353..fab3fcc 100644
--- a/manifests/init.pp
+++ b/manifests/init.pp
@@ -176,12 +176,6 @@
 #  in the magnum config.
 #  Defaults to false.
 #
-# DEPRECATED PARAMETERS
-#
-# [*amqp_allow_insecure_clients*]
-#   (Optional) Accept clients using either SSL or plain TCP
-#   Defaults to undef.
-#
 class magnum(
   $package_ensure                     = 'present',
   $notification_transport_url         = $::os_service_default,
@@ -219,8 +213,6 @@ class magnum(
   $amqp_username                      = $::os_service_default,
   $amqp_password                      = $::os_service_default,
   $purge_config                       = false,
-  # DEPRECATED PARAMETERS
-  $amqp_allow_insecure_clients        = undef,
 ) {
 
   include magnum::deps
@@ -228,11 +220,6 @@ class magnum(
   include magnum::policy
   include magnum::db
 
-  if $amqp_allow_insecure_clients != undef {
-    warning('The amqp_allow_insecure_clients parameter is deprecated and \
-will be removed in a future release.')
-  }
-
   package { 'magnum-common':
     ensure => $package_ensure,
     name   => $::magnum::params::common_package,
diff --git a/releasenotes/notes/remove-amqp_allow_insecure_clients-ca4a41eb3dd4132f.yaml b/releasenotes/notes/remove-amqp_allow_insecure_clients-ca4a41eb3dd4132f.yaml
new file mode 100644
index 0000000..459570c
--- /dev/null
+++ b/releasenotes/notes/remove-amqp_allow_insecure_clients-ca4a41eb3dd4132f.yaml
@@ -0,0 +1,4 @@
+---
+upgrade:
+  - |
+    The ``magnum::amqp_allow_insecure_clients`` parameter has been removed.