diff --git a/gsmartcontrol/data/nsis/distribution.txt.in b/gsmartcontrol/data/nsis/distribution.txt.in
index aeffb9b..9d8d954 100644
--- a/gsmartcontrol/data/nsis/distribution.txt.in
+++ b/gsmartcontrol/data/nsis/distribution.txt.in
@@ -15,7 +15,7 @@ This distribution includes:
 The binary was compiled against Gtkmm (http://www.gtkmm.org/), GTK+
 (http://gtk.org/) and related libraries, and PCRE (http://www.pcre.org/).
 
-* Smartctl binaries (from smartmontools 6.5, http://smartmontools.sf.net/)
+* Smartctl binaries (from smartmontools 6.6, http://smartmontools.sf.net/)
 - smartctl-nc.exe (compiled without console output), smartctl.exe (compiled
 with console output), update-smart-drivedb.exe (drive database updater).
 
diff --git a/gsmartcontrol/src/applib/storage_device.cpp b/gsmartcontrol/src/applib/storage_device.cpp
index 0a2b86a..bd2993a 100644
--- a/gsmartcontrol/src/applib/storage_device.cpp
+++ b/gsmartcontrol/src/applib/storage_device.cpp
@@ -668,7 +668,7 @@ const std::map<char, std::string>& StorageDevice::get_drive_letters() const
 std::string StorageDevice::format_drive_letters(bool with_volnames) const
 {
 	std::vector<std::string> drive_letters_decorated;
-	for (std::map<char, std::string>::const_iterator iter = drive_letters_.cbegin(); iter != drive_letters_.cend(); ++iter) {
+	for (std::map<char, std::string>::const_iterator iter = drive_letters_.begin(); iter != drive_letters_.end(); ++iter) {
 		drive_letters_decorated.push_back(std::string() + (char)std::toupper(iter->first) + ":");
 		if (with_volnames && !iter->second.empty()) {
 			drive_letters_decorated.back() += std::string(" (") + iter->second + ")";