diff --git a/redisson/src/main/java/org/redisson/connection/SentinelConnectionManager.java b/redisson/src/main/java/org/redisson/connection/SentinelConnectionManager.java
index 9a1d4845d..dae856f99 100755
--- a/redisson/src/main/java/org/redisson/connection/SentinelConnectionManager.java
+++ b/redisson/src/main/java/org/redisson/connection/SentinelConnectionManager.java
@@ -269,13 +269,13 @@ public class SentinelConnectionManager extends MasterSlaveConnectionManager {
                         String masterHost = map.get("master-host");
                         String masterPort = map.get("master-port");
                         
-                        if (!isUseSameMaster(ip, port, masterHost, masterPort)) {
-                            continue;
-                        }
                         if (flags.contains("s_down") || flags.contains("disconnected")) {
                             slaveDown(ip, port);
                             continue;
                         }
+                        if (!isUseSameMaster(ip, port, masterHost, masterPort)) {
+                            continue;
+                        }
                         
                         String slaveAddr = createAddress(ip, port);
                         currentSlaves.add(slaveAddr);