diff --git a/src/avrdude/ac_cfg.h b/src/avrdude/ac_cfg.h
index 2461bf307..41d648bf1 100644
--- a/src/avrdude/ac_cfg.h
+++ b/src/avrdude/ac_cfg.h
@@ -169,22 +169,22 @@
 #define LT_OBJDIR ".libs/"
 
 /* Name of package */
-#define PACKAGE "avrdude"
+#define PACKAGE "avrdude-slic3r"
 
 /* Define to the address where bug reports for this package should be sent. */
-#define PACKAGE_BUGREPORT "avrdude-dev@nongnu.org"
+#define PACKAGE_BUGREPORT "https://github.com/prusa3d/Slic3r/issues"
 
 /* Define to the full name of this package. */
-#define PACKAGE_NAME "avrdude"
+#define PACKAGE_NAME "avrdude-slic3r"
 
 /* Define to the full name and version of this package. */
 #define PACKAGE_STRING "avrdude 6.3-20160220"
 
 /* Define to the one symbol short name of this package. */
-#define PACKAGE_TARNAME "avrdude"
+#define PACKAGE_TARNAME "avrdude-slic3r"
 
 /* Define to the home page for this package. */
-#define PACKAGE_URL ""
+#define PACKAGE_URL "https://github.com/prusa3d/Slic3r"
 
 /* Define to the version of this package. */
 #define PACKAGE_VERSION "6.3-20160220"
diff --git a/src/avrdude/avrdude-slic3r.cpp b/src/avrdude/avrdude-slic3r.cpp
index 3037f5284..debf204a8 100644
--- a/src/avrdude/avrdude-slic3r.cpp
+++ b/src/avrdude/avrdude-slic3r.cpp
@@ -96,13 +96,20 @@ void AvrDude::priv::unset_handlers()
 
 
 int AvrDude::priv::run_one(const std::vector<std::string> &args) {
-	std::vector<char*> c_args {{ const_cast<char*>(PACKAGE_NAME) }};
+	std::vector<char*> c_args {{ const_cast<char*>(PACKAGE) }};
+	std::string command_line { PACKAGE };
+
 	for (const auto &arg : args) {
 		c_args.push_back(const_cast<char*>(arg.data()));
+		command_line.push_back(' ');
+		command_line.append(arg);
 	}
+	command_line.push_back('\n');
 
 	HandlerGuard guard(*this);
 
+	message_fn(command_line.c_str(), command_line.size());
+
 	const auto res = ::avrdude_main(static_cast<int>(c_args.size()), c_args.data(), sys_config.c_str());
 
 	return res;
diff --git a/src/avrdude/main.c b/src/avrdude/main.c
index 9ada27be3..80a9b3737 100644
--- a/src/avrdude/main.c
+++ b/src/avrdude/main.c
@@ -1082,6 +1082,7 @@ int avrdude_main(int argc, char * argv [], const char *sys_config)
   if (rc < 0) {
     exitrc = 1;
     pgm->ppidata = 0; /* clear all bits at exit */
+    avrdude_message(MSG_INFO, "%s: Could not open port: %s\n", progname, port);
     goto main_exit;
   }
   is_open = 1;
diff --git a/src/slic3r/GUI/FirmwareDialog.cpp b/src/slic3r/GUI/FirmwareDialog.cpp
index 90e2cbc9c..4ca2eb90c 100644
--- a/src/slic3r/GUI/FirmwareDialog.cpp
+++ b/src/slic3r/GUI/FirmwareDialog.cpp
@@ -446,7 +446,7 @@ void FirmwareDialog::priv::prepare_common()
 		"-U", (boost::format("flash:w:0:%1%:i") % hex_file.path.string()).str(),
 	}};
 
-	BOOST_LOG_TRIVIAL(info) << "Invoking avrdude, arguments: "
+	BOOST_LOG_TRIVIAL(info) << "Preparing arguments avrdude: "
 		<< std::accumulate(std::next(args.begin()), args.end(), args[0], [](std::string a, const std::string &b) {
 			return a + ' ' + b;
 		});
@@ -492,7 +492,7 @@ void FirmwareDialog::priv::prepare_mk3()
 		"-U", (boost::format("flash:w:1:%1%:i") % hex_file.path.string()).str(),
 	}};
 
-	BOOST_LOG_TRIVIAL(info) << "Invoking avrdude for external flash flashing, arguments: "
+	BOOST_LOG_TRIVIAL(info) << "Preparing avrdude arguments for external flash flashing: "
 		<< std::accumulate(std::next(args.begin()), args.end(), args[0], [](std::string a, const std::string &b) {
 			return a + ' ' + b;
 		});
@@ -522,7 +522,7 @@ void FirmwareDialog::priv::prepare_mm_control()
 		"-U", (boost::format("flash:w:0:%1%:i") % hex_file.path.string()).str(),
 	}};
 
-	BOOST_LOG_TRIVIAL(info) << "Invoking avrdude, arguments: "
+	BOOST_LOG_TRIVIAL(info) << "Preparing avrdude arguments: "
 		<< std::accumulate(std::next(args.begin()), args.end(), args[0], [](std::string a, const std::string &b) {
 			return a + ' ' + b;
 		});