diff --git a/files/usbserial-dw.config b/files/usbserial-dw.config
index 34dcaea..f4cde71 100644
--- a/files/usbserial-dw.config
+++ b/files/usbserial-dw.config
@@ -1,4 +1,4 @@
-config usbserial
+config capture
 	option port /dev/ttyUSB0
 	option speed 115200
 	option directory /tmp
diff --git a/main.cpp b/main.cpp
index 6db97cc..59fa022 100755
--- a/main.cpp
+++ b/main.cpp
@@ -53,17 +53,6 @@ enum severity_level
 
 BOOST_LOG_ATTRIBUTE_KEYWORD(severity, "Severity", severity_level)
 
-bool dataHandler(unsigned long blockNo, char* buffer, int size)
-{
-    cout << "Block No. = " << blockNo << endl;
-    for (int i=0 ; i<size ; i++) {
-        cout << char(buffer[i]) << " ";
-    }
-    cout << endl;
-
-    return true;
-}
-
 static void init_log(void)
 {
     /* init boost log
@@ -98,7 +87,11 @@ static void init_log(void)
     /* console sink */
     auto consoleSink = boost::log::add_console_log(std::clog);
     consoleSink->set_formatter(logFmt);
-    consoleSink->set_filter(severity >= warning); 
+    consoleSink->set_filter(
+        boost::log::trivial::severity >= boost::log::trivial::warning
+    );
+
+
     /* fs sink */
     auto fsSink = boost::log::add_file_log(
         // boost::log::keywords::file_name = "serial-dw_%Y-%m-%d_%H-%M-%S.%N.log",