diff --git a/src/network/XD0OTA.h b/src/network/XD0OTA.h
index 7436561..36763e5 100644
--- a/src/network/XD0OTA.h
+++ b/src/network/XD0OTA.h
@@ -22,31 +22,30 @@ class XD0OTA {
   private:
     String deviceName;
     const char* fwUrlBase = "https://fwupdate.xd0.de:444/fota/";
-    const char* httpsFingerprint = "37 42 61 B9 E6 EE 22 36 D1 59 67 7D 55 53 6E A4 C7 AA 60 26";
+    const char* httpsFingerprint = "0D 65 0C 18 81 95 32 48 5D FA 25 9F D5 AD AC 7B FB 70 0F 8A";
     const char* rootCACertificate = \
       "-----BEGIN CERTIFICATE-----\n" \
-      "MIID8DCCAtigAwIBAgIJAPSONy8RRejRMA0GCSqGSIb3DQEBCwUAMIGLMQswCQYD\n" \
-      "VQQGEwJERTEeMBwGA1UECAwVTm9ydGhyaGluZS1XZXN0cGhhbGlhMQ4wDAYDVQQH\n" \
-      "DAVFc3NlbjEPMA0GA1UECgwGeGQwLmRlMRgwFgYDVQQDDA9md3VwZGF0ZS54ZDAu\n" \
-      "ZGUxITAfBgkqhkiG9w0BCQEWEmhlbmRyaWsrZGV2QHhkMC5kZTAgFw0xODA2MTYx\n" \
-      "MTAzMTVaGA8yMDY4MDYxNjExMDMxNVowgYsxCzAJBgNVBAYTAkRFMR4wHAYDVQQI\n" \
-      "DBVOb3J0aHJoaW5lLVdlc3RwaGFsaWExDjAMBgNVBAcMBUVzc2VuMQ8wDQYDVQQK\n" \
-      "DAZ4ZDAuZGUxGDAWBgNVBAMMD2Z3dXBkYXRlLnhkMC5kZTEhMB8GCSqGSIb3DQEJ\n" \
-      "ARYSaGVuZHJpaytkZXZAeGQwLmRlMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIB\n" \
-      "CgKCAQEAx37S1YgaG74IhTysaaZQMFI50TDeGkxxdpNoIBX0UBeVtKI/3u3MAqBz\n" \
-      "kKTDHFu4IQDj0PvBdlqPFGdSinFgrIvr49uAr+alNKUtkuSTT7nXI0fzqAxv1taj\n" \
-      "0mNhigVvYikX2BUU/rNLnQclyBdPNVsOf9cv0t5+UcOHRt6oEwk5nFtG7s7k4+wu\n" \
-      "wRdGlLy2LwLihYFon4LHAs05JW3qs0IQI4etc8E2JWjF2YwBg3+ooyzUFFIGjPSl\n" \
-      "Lpi7WvAAR19HITbt5FJXQkFZnFxnfbQv/5f7n8vWfFmzYsEgvldwMZv+Eg6wPb2h\n" \
-      "rgH7T6RSb55JrZE/JUY5C6pKvTJ3AwIDAQABo1MwUTAdBgNVHQ4EFgQUCnZywNj+\n" \
-      "djz6n0sIARPx8dp+7bQwHwYDVR0jBBgwFoAUCnZywNj+djz6n0sIARPx8dp+7bQw\n" \
-      "DwYDVR0TAQH/BAUwAwEB/zANBgkqhkiG9w0BAQsFAAOCAQEAto7IGXpNYTiPUgnA\n" \
-      "DE6osdgSV1yVYJj75v+Y8aUGgQ93Ipl/0+PQL99wbGgjDhfxGADLtljwoEAz/fep\n" \
-      "RqCh8swjL34XV9XjMzfhEMDCybSO6mK7ZmCKwhz9yBaK/Qjdj0YUoLhJ9Huzb70m\n" \
-      "lGzbOhY4JJKFVaA5AcZhYHqjCmzHCVJ/H0zeuPGyKutbvSx23a24LmebfY4q2D62\n" \
-      "U85ox3Ojek6Mc8J4V+RjORygDGAO4gZClEhAza4koAg7lCO/kSSk5PrXdlz2dqtA\n" \
-      "D5Npv9M5363apnO1VlVR+OuO1NEJusRK1aWk9RLZsTPxzwOWwdkifXxUEJ+f8mGn\n" \
-      "o+6SCw==\n" \
+      "MIIDyzCCArOgAwIBAgIUJsJfCOA4jhaFLssvx2Qyn8Zz6XUwDQYJKoZIhvcNAQEL\n" \
+      "BQAwdDELMAkGA1UEBhMCREUxHzAdBgNVBAgMFk5vcnRoIFJoaW5lLVdlc3RwaGFs\n" \
+      "aWExDzANBgNVBAoMBnhkMC5kZTEYMBYGA1UEAwwPZnd1cGRhdGUueGQwLmRlMRkw\n" \
+      "FwYJKoZIhvcNAQkBFgpkZXZAeGQwLmRlMCAXDTIwMDEwNDE3NTQwN1oYDzIwNzAw\n" \
+      "MTA0MTc1NDA3WjB0MQswCQYDVQQGEwJERTEfMB0GA1UECAwWTm9ydGggUmhpbmUt\n" \
+      "V2VzdHBoYWxpYTEPMA0GA1UECgwGeGQwLmRlMRgwFgYDVQQDDA9md3VwZGF0ZS54\n" \
+      "ZDAuZGUxGTAXBgkqhkiG9w0BCQEWCmRldkB4ZDAuZGUwggEiMA0GCSqGSIb3DQEB\n" \
+      "AQUAA4IBDwAwggEKAoIBAQCnXe8mQJWZSfFPNyYhUwWrjcPmWFjPzEiGFgRrvoev\n" \
+      "MELoy0jbk5axEc9ovitmKmWwujYYn/xOfGyLN5Y7B0AJPPyWLh7KyvNO3QhyhlWi\n" \
+      "DgEag5qtvu3DFqjF0pCO3mlf1TBcfvoEE9t9xpNB05Msq1w8sSuBPHk//6k0wgRz\n" \
+      "5/3zthKXYhVykjMHIt318vQ3n44jum+BMb03yo+LwRg5vginPvXn9DAE12KEyXXm\n" \
+      "s0nFj0qozhECzuNWMLGq91b/LOGOnnsNHgWII8TMRdaSvjCJY4AvIugBV5grDqrB\n" \
+      "/zuL8L0Nr7ZDdD4MGrj6a91ZYG35r5TLgpNdqpQLWEnXAgMBAAGjUzBRMB0GA1Ud\n" \
+      "DgQWBBQLHEb4HI9aDQyBL6bgzu8O6qmw5DAfBgNVHSMEGDAWgBQLHEb4HI9aDQyB\n" \
+      "L6bgzu8O6qmw5DAPBgNVHRMBAf8EBTADAQH/MA0GCSqGSIb3DQEBCwUAA4IBAQAv\n" \
+      "esVySFbV0TOf8BRLdzVabVA/viOKRiz3vfHckdO09ZZteiK9Z3yEgq0J4YhD7ode\n" \
+      "ecbkpUt8MtU6zpYxpWYhuOTLUAF6/gcYWSTh6PmLEHUh31Zq4MuDCDoFMUMAv2hr\n" \
+      "Xpb7yY8Zan0xZO8nm0l4LewM4oB64oOHFqVuYbqIm58AAMkIb/pnw4oaAKdXvMVV\n" \
+      "zG3/sD+UdQOzDhgRaC4v0kTLpnexLldxcDuwpPRjrNZbb+bdS8BZWz855jiE0kmk\n" \
+      "iOn7GveUb8VYEjcSCeOSa8DUmX3w553qunLkSZJPnSr5RCxZlRVRMHEOKg2YfEm/\n" \
+      "fF8Uktfoam4FUPXaO++n\n" \
       "-----END CERTIFICATE-----\n";
     String getUpdateURL(String file, String extension);
     void setClock(void);