diff --git a/serialport/CMakeLists.txt b/serialport/CMakeLists.txt
index 1a0fa09..cfe13ff 100644
--- a/serialport/CMakeLists.txt
+++ b/serialport/CMakeLists.txt
@@ -1 +1,5 @@
-IyBTZXRzIHRoZSBtaW5pbXVtIHZlcnNpb24gb2YgQ01ha2UgcmVxdWlyZWQgdG8gYnVpbGQgeW91ciBuYXRpdmUgbGlicmFyeS4KY21ha2VfbWluaW11bV9yZXF1aXJlZChWRVJTSU9OIDMuNC4xKQphZGRfbGlicmFyeSggc2VyaWFsX3BvcnQgU0hBUkVEIHNyYy9tYWluL2NwcC9TZXJpYWxQb3J0LmMgKQpmaW5kX2xpYnJhcnkoIGxvZy1saWIgbG9nICkKdGFyZ2V0X2xpbmtfbGlicmFyaWVzKCBzZXJpYWxfcG9ydCAke2xvZy1saWJ9ICk=
\ No newline at end of file
+# Sets the minimum version of CMake required to build your native library.
+cmake_minimum_required(VERSION 3.4.1)
+add_library( serial_port SHARED src/main/cpp/SerialPort.c )
+find_library( log-lib log )
+target_link_libraries( serial_port ${log-lib} )
\ No newline at end of file