diff --git a/redisson/src/main/java/org/redisson/config/ConfigSupport.java b/redisson/src/main/java/org/redisson/config/ConfigSupport.java
index 5075e7888..bc0322ed6 100644
--- a/redisson/src/main/java/org/redisson/config/ConfigSupport.java
+++ b/redisson/src/main/java/org/redisson/config/ConfigSupport.java
@@ -68,7 +68,7 @@ public class ConfigSupport {
 
     }
 
-    @JsonIgnoreProperties({"clusterConfig", "sentinelConfig", "slaveNotUsed"})
+    @JsonIgnoreProperties({"clusterConfig", "sentinelConfig", "singleConfig"})
     public static class ConfigMixIn {
 
         @JsonProperty