diff --git a/app/models/concerns/foreman_vmware_advanced/vmware_extensions.rb b/app/models/concerns/foreman_vmware_advanced/vmware_extensions.rb
index 11828377727d69d025a6fb6318d33e075cc9f9d3..635ca39bf33fa1d5d508de0de249c27226024a44 100644
--- a/app/models/concerns/foreman_vmware_advanced/vmware_extensions.rb
+++ b/app/models/concerns/foreman_vmware_advanced/vmware_extensions.rb
@@ -15,7 +15,7 @@ module ForemanVmwareAdvanced
       return unless vm
 
       spec = {}
-      if vm.firmeware == 'efi'
+      if vm.firmware == 'efi'
         if SETTINGS[:vmware_secureboot] && args[:guest_id]&.start_with?('win')
           spec[:bootOptions] = RbVmomi::VIM::VirtualMachineBootOptions.new(efiSecureBootEnabled: true)
         end