diff --git a/lib/src/main/java/org/asamk/signal/manager/internal/SignalWebSocketHealthMonitor.java b/lib/src/main/java/org/asamk/signal/manager/internal/SignalWebSocketHealthMonitor.java
index a63ab6d7..656b6646 100644
--- a/lib/src/main/java/org/asamk/signal/manager/internal/SignalWebSocketHealthMonitor.java
+++ b/lib/src/main/java/org/asamk/signal/manager/internal/SignalWebSocketHealthMonitor.java
@@ -97,6 +97,9 @@ final class SignalWebSocketHealthMonitor implements HealthMonitor {
 
     @Override
     public void onReceivedAlerts(@NotNull final String[] strings, final boolean b) {
+        if (strings.length == 0) {
+            return;
+        }
         logger.info("Received alerts: {}", String.join(", ", strings));
     }