diff --git a/src/main/java/org/wildfly/bot/util/GithubProcessor.java b/src/main/java/org/wildfly/bot/util/GithubProcessor.java
index bf0614a..51f9043 100644
--- a/src/main/java/org/wildfly/bot/util/GithubProcessor.java
+++ b/src/main/java/org/wildfly/bot/util/GithubProcessor.java
@@ -32,9 +32,9 @@
 import java.util.List;
 import java.util.Objects;
 import java.util.Optional;
-import java.util.Random;
 import java.util.SequencedMap;
 import java.util.Set;
+import java.util.concurrent.ThreadLocalRandom;
 import java.util.regex.Pattern;
 import java.util.stream.Collectors;
 import java.util.LinkedHashMap;
@@ -257,7 +257,7 @@ public void createLabelsIfMissing(GHRepository repository, Collection<String> la
             LOG.debugf("The following labels will be created as they are not in the repository [%s] %s.", repository.getName(),
                     missingLabels);
             for (String name : missingLabels) {
-                String color = String.format("%06x", new Random().nextInt(0xffffff + 1));
+                String color = String.format("%06x", ThreadLocalRandom.current().nextInt(0xffffff + 1));
                 repository.createLabel(name, color);
             }
         }
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index ae1eb74..2b323ff 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -50,5 +50,5 @@ quarkus.arc.test.disable-application-lifecycle-observers=true
 quarkus.mailer.auth-methods=DIGEST-MD5 CRAM-SHA256 CRAM-SHA1 CRAM-MD5 PLAIN LOGIN
 quarkus.mailer.host=smtp.gmail.com
 quarkus.mailer.port=465
-quarkus.mailer.ssl=true
+quarkus.mailer.tls=true
 %test.quarkus.mailer.username=foo@bar.baz
\ No newline at end of file