diff --git a/freedns/freedns.go b/freedns/freedns.go
index dbe84f5..019ce9d 100755
--- a/freedns/freedns.go
+++ b/freedns/freedns.go
@@ -128,6 +128,8 @@ func (dnsObj *FreeDNS) Logout() error {
 	if err != nil {
 		return err
 	}
+
+	dnsObj.AuthCookie = nil
 	return nil
 }
 
diff --git a/main.go b/main.go
index d7d5f4e..4499da2 100644
--- a/main.go
+++ b/main.go
@@ -140,12 +140,11 @@ func (c *customDNSProviderSolver) Present(ch *v1alpha1.ChallengeRequest) error {
 // concurrently.
 func (c *customDNSProviderSolver) CleanUp(ch *v1alpha1.ChallengeRequest) error {
 
-	if c.freedns == nil {
+	if c.freedns.AuthCookie == nil {
 		return nil
 	}
 
 	dnsObj := c.freedns
-	c.freedns = nil
 
 	_addr := strings.TrimRight(ch.ResolvedFQDN, ".")
 	_key := "\"" + ch.Key + "\""