diff --git a/toonz/sources/common/tsystem/uncpath.cpp b/toonz/sources/common/tsystem/uncpath.cpp
index c19c49ba..0ae7e22f 100644
--- a/toonz/sources/common/tsystem/uncpath.cpp
+++ b/toonz/sources/common/tsystem/uncpath.cpp
@@ -46,7 +46,7 @@ TFilePath TSystem::toUNC(const TFilePath &fp) {
 
       switch (dwResult) {
       case NO_ERROR:
-        return TFilePath(::to_string(puni->lpUniversalName));
+        return TFilePath(::to_string(std::wstring(puni->lpUniversalName)));
 
       case ERROR_NOT_CONNECTED:
         // The network connection does not exists.