diff --git a/M2Mqtt/bin/Release/4.7.1/M2Mqtt.dll b/M2Mqtt/bin/Release/4.7.1/M2Mqtt.dll
index 707230f..4d872de 100644
Binary files a/M2Mqtt/bin/Release/4.7.1/M2Mqtt.dll and b/M2Mqtt/bin/Release/4.7.1/M2Mqtt.dll differ
diff --git a/M2Mqtt.sln b/M2Mqtt_4.7.1.sln
similarity index 100%
rename from M2Mqtt.sln
rename to M2Mqtt_4.7.1.sln