diff --git a/M2Mqtt/M2Mqtt.csproj b/M2Mqtt/M2Mqtt_4.7.1.csproj
similarity index 100%
rename from M2Mqtt/M2Mqtt.csproj
rename to M2Mqtt/M2Mqtt_4.7.1.csproj
diff --git a/M2Mqtt/bin/Release/4.7.1/M2Mqtt.dll b/M2Mqtt/bin/Release/4.7.1/M2Mqtt.dll
index f58e666..4ddb44d 100644
Binary files a/M2Mqtt/bin/Release/4.7.1/M2Mqtt.dll and b/M2Mqtt/bin/Release/4.7.1/M2Mqtt.dll differ