diff --git a/broker/src/main/java/io/moquette/persistence/MemoryMessagesStore.java b/broker/src/main/java/io/moquette/persistence/MemoryMessagesStore.java
index 542e5625..b4fd415c 100755
--- a/broker/src/main/java/io/moquette/persistence/MemoryMessagesStore.java
+++ b/broker/src/main/java/io/moquette/persistence/MemoryMessagesStore.java
@@ -1500,7 +1500,8 @@ public class MemoryMessagesStore implements IMessagesStore {
                     modified = true;
                     break;
                 case Modify_Social:
-
+                    builder.setSocial(entry.getValue());
+                    modified = true;
                     break;
                 case Modify_Extra:
                     builder.setExtra(entry.getValue());