diff --git a/acme4j-it/src/test/java/org/shredzone/acme4j/it/ProviderIT.java b/acme4j-it/src/test/java/org/shredzone/acme4j/it/ProviderIT.java
index 1b14b5e1..e51bb407 100644
--- a/acme4j-it/src/test/java/org/shredzone/acme4j/it/ProviderIT.java
+++ b/acme4j-it/src/test/java/org/shredzone/acme4j/it/ProviderIT.java
@@ -95,7 +95,10 @@ public class ProviderIT {
      */
     @Test
     public void testPebble() throws AcmeException, MalformedURLException {
-        var session = new Session("acme://pebble");
+        var pebbleHost = System.getProperty("pebbleHost", "localhost");
+        var pebblePort = System.getProperty("pebblePort", "14000");
+
+        var session = new Session("acme://pebble/" + pebbleHost + ":" + pebblePort);
         assertThat(session.getMetadata().getWebsite()).isEmpty();
         assertThatNoException().isThrownBy(() -> session.resourceUrl(Resource.NEW_ACCOUNT));
         assertThat(session.getMetadata().isExternalAccountRequired()).isFalse();