diff --git a/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/session/GatewayDeviceSessionCtx.java b/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/session/GatewayDeviceSessionCtx.java
index 7b527dff83..7646131c42 100644
--- a/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/session/GatewayDeviceSessionCtx.java
+++ b/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/session/GatewayDeviceSessionCtx.java
@@ -83,7 +83,7 @@ public class GatewayDeviceSessionCtx extends DeviceAwareSessionContext {
                 if (responseMsg.isSuccess()) {
                     MsgType requestMsgType = responseMsg.getRequestMsgType();
                     Integer requestId = responseMsg.getRequestId();
-                    if (requestMsgType == MsgType.POST_ATTRIBUTES_REQUEST || requestMsgType == MsgType.POST_TELEMETRY_REQUEST) {
+                    if (requestId >= 0 && requestMsgType == MsgType.POST_ATTRIBUTES_REQUEST || requestMsgType == MsgType.POST_TELEMETRY_REQUEST) {
                         return Optional.of(MqttTransportHandler.createMqttPubAckMsg(requestId));
                     }
                 }