diff --git a/LogVisor b/LogVisor
index 828db51..317e75c 160000
--- a/LogVisor
+++ b/LogVisor
@@ -1 +1 @@
-Subproject commit 828db515ba316903c367b9dc7acf9d0bec0969e7
+Subproject commit 317e75c22e31746947bd1b3700cd72d53c97c837
diff --git a/include/NOD/Util.hpp b/include/NOD/Util.hpp
index 0541943..becf373 100644
--- a/include/NOD/Util.hpp
+++ b/include/NOD/Util.hpp
@@ -4,6 +4,10 @@
 #if _WIN32 && UNICODE
 #include <wctype.h>
 #include <direct.h>
+#ifndef WIN32_LEAN_AND_MEAN
+#define WIN32_LEAN_AND_MEAN 1
+#include <windows.h>
+#endif
 #else
 #include <ctype.h>
 #endif
@@ -31,10 +35,6 @@ static inline int Mkdir(const char* path, mode_t mode) {return mkdir(path, mode)
 static inline int Stat(const char* path, Sstat* statout) {return stat(path, statout);}
 #endif
 
-/* String Converters */
-std::string WideToUTF8(const std::wstring& src);
-std::wstring UTF8ToWide(const std::string& src);
-
 /* String-converting views */
 #if NOD_UCS2
 typedef wchar_t SystemChar;
@@ -48,7 +48,11 @@ class SystemUTF8View
     std::string m_utf8;
 public:
     SystemUTF8View(const SystemString& str)
-    : m_utf8(WideToUTF8(str)) {}
+    {
+        int len = WideCharToMultiByte(CP_UTF8, 0, str.c_str(), str.size(), nullptr, 0, nullptr, nullptr);
+        m_utf8.assign('\0', len);
+        WideCharToMultiByte(CP_UTF8, 0, str.c_str(), str.size(), &m_utf8[0], len, nullptr, nullptr);
+    }
     inline const std::string& utf8_str() {return m_utf8;}
 };
 class SystemStringView
@@ -56,7 +60,11 @@ class SystemStringView
     std::wstring m_sys;
 public:
     SystemStringView(const std::string& str)
-    : m_sys(UTF8ToWide(str)) {}
+    {
+        int len = MultiByteToWideChar(CP_UTF8, 0, str.c_str(), str.size(), nullptr, 0);
+        m_sys.assign(L'\0', len);
+        MultiByteToWideChar(CP_UTF8, 0, str.c_str(), str.size(), &m_sys[0], len);
+    }
     inline const std::wstring& sys_str() {return m_sys;}
 };
 #ifndef _S
diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index 73d7e8f..696dbd4 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -11,7 +11,6 @@ add_library(NOD
             FileIOFILE.cpp
             FileIOMEM.cpp
             NOD.cpp
-            WideStringConvert.cpp
             ${NOD_HEADERS})
 if(NOT WIN32)
 set_source_files_properties(aes.cpp PROPERTIES COMPILE_FLAGS -maes)
diff --git a/lib/DiscIOWBFS.cpp b/lib/DiscIOWBFS.cpp
index 1c29119..4a6b2c0 100644
--- a/lib/DiscIOWBFS.cpp
+++ b/lib/DiscIOWBFS.cpp
@@ -1,4 +1,5 @@
 #include <stdio.h>
+#include <inttypes.h>
 #include "NOD/Util.hpp"
 #include "NOD/IDiscIO.hpp"
 
@@ -82,7 +83,7 @@ class DiscIOWBFS : public IDiscIO
         off*=512ULL;
         if (fseeko(fp, off, SEEK_SET))
         {
-            LogModule.report(LogVisor::FatalError, "error seeking in disc partition: %lld %d", off, count);
+            LogModule.report(LogVisor::FatalError, "error seeking in disc partition: %" PRId64 " %d", off, count);
             return 1;
         }
         if (fread(buf, count*512ULL, 1, fp) != 1){
diff --git a/lib/WideStringConvert.cpp b/lib/WideStringConvert.cpp
deleted file mode 100644
index 9da5139..0000000
--- a/lib/WideStringConvert.cpp
+++ /dev/null
@@ -1,53 +0,0 @@
-#ifndef WIN32_LEAN_AND_MEAN
-#define WIN32_LEAN_AND_MEAN 1
-#endif
-#include <windows.h>
-#include "NOD/NOD.hpp"
-
-namespace NOD
-{
-
-std::string WideToUTF8(const std::wstring& src)
-{
-#if _WIN32
-    int len = WideCharToMultiByte(CP_UTF8, 0, src.c_str(), src.size(), nullptr, 0, nullptr, nullptr);
-    std::string retval(len, '\0');
-    WideCharToMultiByte(CP_UTF8, 0, src.c_str(), src.size(), &retval[0], len, nullptr, nullptr);
-    return retval;
-#else
-    std::string retval;
-    retval.reserve(src.length());
-    std::mbstate_t state = {};
-    for (wchar_t ch : src)
-    {
-        char mb[MB_LEN_MAX];
-        int c = std::wcrtomb(mb, ch, &state);
-        retval.append(mb, c);
-    }
-    return retval;
-#endif
-}
-
-std::wstring UTF8ToWide(const std::string& src)
-{
-#if _WIN32
-    int len = MultiByteToWideChar(CP_UTF8, 0, src.c_str(), src.size(), nullptr, 0);
-    std::wstring retval(len, L'\0');
-    MultiByteToWideChar(CP_UTF8, 0, src.c_str(), src.size(), &retval[0], len);
-    return retval;
-#else
-    std::wstring retval;
-    retval.reserve(src.length());
-    const char* buf = src.c_str();
-    std::mbstate_t state = {};
-    while (*buf)
-    {
-        wchar_t wc;
-        buf += std::mbrtowc(&wc, buf, MB_LEN_MAX, &state);
-        retval += wc;
-    }
-    return retval;
-#endif
-}
-
-}