diff --git a/manifests/inspector.pp b/manifests/inspector.pp
index 95097fa6..5f041b06 100644
--- a/manifests/inspector.pp
+++ b/manifests/inspector.pp
@@ -55,10 +55,6 @@
 #   (optional) Location to store logs retrieved from the ramdisk
 #   Defaults to '/var/log/ironic-inspector/ramdisk/'
 #
-# [*enable_setting_ipmi_credentials*]
-#   (optional) Enable setting of IPMI credentials
-#   Defaults to false
-#
 # [*keep_ports*]
 #   (optional) Which ports to keep after introspection
 #   Defaults to 'all'
@@ -177,6 +173,10 @@
 #  enabled. Ignored unless $pxe_transfer_protocol='http'.
 #  Defaults to false.
 #
+# [*enable_setting_ipmi_credentials*]
+#   (optional) Enable setting of IPMI credentials
+#   Defaults to $::os::service_default
+#
 class ironic::inspector (
   $package_ensure                  = 'present',
   $enabled                         = true,
@@ -187,7 +187,6 @@ class ironic::inspector (
   $dnsmasq_interface               = 'br-ctlplane',
   $db_connection                   = undef,
   $ramdisk_logs_dir                = '/var/log/ironic-inspector/ramdisk/',
-  $enable_setting_ipmi_credentials = false,
   $keep_ports                      = 'all',
   $store_data                      = 'none',
   $ironic_auth_type                = 'password',
@@ -217,6 +216,7 @@ class ironic::inspector (
   $discovery_default_driver        = $::os_service_default,
   # DEPRECATED
   $enable_uefi                     = undef,
+  $enable_setting_ipmi_credentials = $::os_service_default,
 ) {
 
   include ::ironic::deps
@@ -229,6 +229,10 @@ class ironic::inspector (
     include ::ironic::inspector::authtoken
   }
 
+  if !is_service_default($enable_setting_ipmi_credentials) {
+    warning('enable_setting_ipmi_credentials is deprecated')
+  }
+
   if $enable_uefi == undef {
     warning('UEFI will be enabled by default starting with Pike')
   } else {
diff --git a/releasenotes/notes/ipmi-cred-42c1bb301132f016.yaml b/releasenotes/notes/ipmi-cred-42c1bb301132f016.yaml
new file mode 100644
index 00000000..aee8a49d
--- /dev/null
+++ b/releasenotes/notes/ipmi-cred-42c1bb301132f016.yaml
@@ -0,0 +1,4 @@
+---
+deprecations:
+  - The "enable_setting_ipmi_credentials" ironic-inspector option was
+    deprecated.
diff --git a/spec/classes/ironic_inspector_spec.rb b/spec/classes/ironic_inspector_spec.rb
index 2fc4f034..f03fd414 100644
--- a/spec/classes/ironic_inspector_spec.rb
+++ b/spec/classes/ironic_inspector_spec.rb
@@ -33,7 +33,6 @@ describe 'ironic::inspector' do
       :auth_strategy                   => 'keystone',
       :dnsmasq_interface               => 'br-ctlplane',
       :ramdisk_logs_dir                => '/var/log/ironic-inspector/ramdisk/',
-      :enable_setting_ipmi_credentials => false,
       :keep_ports                      => 'all',
       :store_data                      => 'none',
       :ironic_auth_type                => 'password',
@@ -96,7 +95,7 @@ describe 'ironic::inspector' do
       is_expected.to contain_ironic_inspector_config('capabilities/boot_mode').with_value('<SERVICE DEFAULT>')
       is_expected.to contain_ironic_inspector_config('firewall/dnsmasq_interface').with_value(p[:dnsmasq_interface])
       is_expected.to contain_ironic_inspector_config('processing/ramdisk_logs_dir').with_value(p[:ramdisk_logs_dir])
-      is_expected.to contain_ironic_inspector_config('processing/enable_setting_ipmi_credentials').with_value(p[:enable_setting_ipmi_credentials])
+      is_expected.to contain_ironic_inspector_config('processing/enable_setting_ipmi_credentials').with_value('<SERVICE DEFAULT>')
       is_expected.to contain_ironic_inspector_config('processing/keep_ports').with_value(p[:keep_ports])
       is_expected.to contain_ironic_inspector_config('processing/store_data').with_value(p[:store_data])
       is_expected.to contain_ironic_inspector_config('ironic/auth_type').with_value(p[:ironic_auth_type])