diff --git a/certy.ps1 b/certy.ps1
index e34b28d..7bbb949 100644
--- a/certy.ps1
+++ b/certy.ps1
@@ -686,7 +686,9 @@ if ($loadedDefaults) {
     if ($loadedDefaults.DnsServer) { $dnsServerBox.Text = $loadedDefaults.DnsServer }
     if ($loadedDefaults.ReplicationTargets) { $replicationTargetsBox.Text = $loadedDefaults.ReplicationTargets }
     if ($loadedDefaults.ReplicationCommand) { $replicationCmdBox.Text = $loadedDefaults.ReplicationCommand }
-    if ($null -ne $loadedDefaults.ReplicationEnabled) { $replicationEnabledBox.Checked = [bool]$loadedDefaults.ReplicationEnabled }
+    if ($loadedDefaults.PSObject.Properties["ReplicationEnabled"]) {
+        $replicationEnabledBox.Checked = [bool]$loadedDefaults.ReplicationEnabled
+    }
     if ($loadedDefaults.WacsPath) { $wacsPathBox.Text = $loadedDefaults.WacsPath }
     if ($loadedDefaults.OutputPath) { $outputPathBox.Text = $loadedDefaults.OutputPath }
     if ($loadedDefaults.PfxPassword) { $pfxPasswordBox.Text = $loadedDefaults.PfxPassword }