diff --git a/acme4j-client/src/main/java/org/shredzone/acme4j/provider/pebble/PebbleHttpConnector.java b/acme4j-client/src/main/java/org/shredzone/acme4j/provider/pebble/PebbleHttpConnector.java
index f9126dad..6a0ef451 100644
--- a/acme4j-client/src/main/java/org/shredzone/acme4j/provider/pebble/PebbleHttpConnector.java
+++ b/acme4j-client/src/main/java/org/shredzone/acme4j/provider/pebble/PebbleHttpConnector.java
@@ -26,8 +26,10 @@ import java.security.cert.CertificateException;
 
 import javax.annotation.ParametersAreNonnullByDefault;
 import javax.annotation.concurrent.ThreadSafe;
+import javax.net.ssl.HostnameVerifier;
 import javax.net.ssl.HttpsURLConnection;
 import javax.net.ssl.SSLContext;
+import javax.net.ssl.SSLSession;
 import javax.net.ssl.SSLSocketFactory;
 import javax.net.ssl.TrustManagerFactory;
 
@@ -41,13 +43,22 @@ import org.shredzone.acme4j.connector.HttpConnector;
 @ThreadSafe
 public class PebbleHttpConnector extends HttpConnector {
 
+    private static HostnameVerifier ALLOW_ALL_HOSTNAME_VERIFIER = new HostnameVerifier() {
+        @Override
+        public boolean verify(String hostname, SSLSession session) {
+            return true;
+        }
+    };
+
     private static SSLSocketFactory sslSocketFactory;
 
     @Override
     public HttpURLConnection openConnection(URL url, Proxy proxy) throws IOException {
         HttpURLConnection conn = super.openConnection(url, proxy);
         if (conn instanceof HttpsURLConnection) {
-            ((HttpsURLConnection) conn).setSSLSocketFactory(createSocketFactory());
+            HttpsURLConnection conns = (HttpsURLConnection) conn;
+            conns.setSSLSocketFactory(createSocketFactory());
+            conns.setHostnameVerifier(ALLOW_ALL_HOSTNAME_VERIFIER);
         }
         return conn;
     }