diff --git a/redisson/src/test/java/org/redisson/ClusterRunner.java b/redisson/src/test/java/org/redisson/ClusterRunner.java
index c61c5ccd0..4c4b9a675 100644
--- a/redisson/src/test/java/org/redisson/ClusterRunner.java
+++ b/redisson/src/test/java/org/redisson/ClusterRunner.java
@@ -79,6 +79,8 @@ public class ClusterRunner {
         if (!allAlive) {
             throw new RedisRunner.FailedToStartRedisException();
         }
+        Thread.sleep(1000);
+
         return new ClusterProcesses(processes);
     }