diff --git a/M2Mqtt/bin/Release/4.7.1/M2Mqtt.dll b/M2Mqtt/bin/Release/4.7.1/M2Mqtt.dll
deleted file mode 100644
index ce4acd7..0000000
Binary files a/M2Mqtt/bin/Release/4.7.1/M2Mqtt.dll and /dev/null differ