diff --git a/src/MQTTAsyncUtils.c b/src/MQTTAsyncUtils.c
index d5564809..a090a6a6 100644
--- a/src/MQTTAsyncUtils.c
+++ b/src/MQTTAsyncUtils.c
@@ -1441,7 +1441,10 @@ static int MQTTAsync_processCommand(void)
 			else
 			{
 				if (rc != SOCKET_ERROR)
-				  command->command.details.pub.destinationName = NULL; /* this will be freed by the protocol code */
+				{
+					command->command.details.pub.payload = NULL; /* this will be freed by the protocol code */
+					command->command.details.pub.destinationName = NULL; /* this will be freed by the protocol code */
+				}
 				command->client->pending_write = &command->command;
 			}
 		}