diff --git a/test/unit/plugins/providers/virtualbox/action/prepare_nfs_settings_test.rb b/test/unit/plugins/providers/virtualbox/action/prepare_nfs_settings_test.rb
index 9345b4011..2a854671b 100644
--- a/test/unit/plugins/providers/virtualbox/action/prepare_nfs_settings_test.rb
+++ b/test/unit/plugins/providers/virtualbox/action/prepare_nfs_settings_test.rb
@@ -30,6 +30,8 @@ describe VagrantPlugins::ProviderVirtualBox::Action::PrepareNFSSettings do
     env[:test] = true
     allow(machine.env).to receive(:host) { host }
     allow(host).to receive(:capability).with(:nfs_installed) { true }
+    # We don't care about smb support so return not installed
+    allow(host).to receive(:capability?).with(:smb_installed).and_return(false)
   end
 
   it "calls the next action in the chain" do