diff --git a/src/api/api.cpp b/src/api/api.cpp
index f217b231..5a9384d9 100644
--- a/src/api/api.cpp
+++ b/src/api/api.cpp
@@ -73,18 +73,18 @@ LOOT_API std::shared_ptr<GameInterface> CreateGameHandle(
     logger->info(
         "Attempting to create a game handle with game path \"{}\" "
         "and local path \"{}\"",
-        gamePath.string(),
-        gameLocalPath.string());
+        gamePath.u8string(),
+        gameLocalPath.u8string());
   }
 
   auto resolvedGamePath = ResolvePath(gamePath);
   if (!fs::is_directory(resolvedGamePath))
-    throw std::invalid_argument("Given game path \"" + gamePath.string() +
+    throw std::invalid_argument("Given game path \"" + gamePath.u8string() +
                                 "\" does not resolve to a valid directory.");
 
   auto resolvedGameLocalPath = ResolvePath(gameLocalPath);
   if (!gameLocalPath.empty() && !fs::is_directory(resolvedGameLocalPath))
-    throw std::invalid_argument("Given game local path \"" + gameLocalPath.string() +
+    throw std::invalid_argument("Given game local path \"" + gameLocalPath.u8string() +
                                 "\" does not resolve to a valid directory.");
 
   return std::make_shared<Game>(game, resolvedGamePath, resolvedGameLocalPath);
diff --git a/src/api/api_database.cpp b/src/api/api_database.cpp
index 63424a62..5f39114d 100644
--- a/src/api/api_database.cpp
+++ b/src/api/api_database.cpp
@@ -56,7 +56,7 @@ void ApiDatabase::LoadLists(const std::filesystem::path& masterlistPath,
       temp.Load(masterlistPath);
     } else {
       throw FileAccessError("The given masterlist path does not exist: " +
-                            masterlistPath.string());
+                            masterlistPath.u8string());
     }
   }
 
@@ -65,7 +65,7 @@ void ApiDatabase::LoadLists(const std::filesystem::path& masterlistPath,
       userTemp.Load(userlistPath);
     } else {
       throw FileAccessError("The given userlist path does not exist: " +
-                            userlistPath.string());
+                            userlistPath.u8string());
     }
   }
 
@@ -93,7 +93,7 @@ bool ApiDatabase::UpdateMasterlist(const std::filesystem::path& masterlistPath,
                                    const std::string& remoteURL,
                                    const std::string& remoteBranch) {
   if (!std::filesystem::is_directory(masterlistPath.parent_path()))
-    throw std::invalid_argument("Given masterlist path \"" + masterlistPath.string() +
+    throw std::invalid_argument("Given masterlist path \"" + masterlistPath.u8string() +
                                 "\" does not have a valid parent directory.");
 
   Masterlist masterlist;
diff --git a/src/api/game/game.cpp b/src/api/game/game.cpp
index 391e703e..bd33a6c4 100644
--- a/src/api/game/game.cpp
+++ b/src/api/game/game.cpp
@@ -65,7 +65,7 @@ Game::Game(const GameType gameType,
   if (logger) {
     logger->info("Initialising load order data for game of type {} at: {}",
                  (int)type_,
-                 gamePath_.string());
+                 gamePath_.u8string());
   }
 
   loadOrderHandler_->Init(type_, gamePath_, localDataPath);
diff --git a/src/api/helpers/crc.cpp b/src/api/helpers/crc.cpp
index 7af5361d..c596267a 100644
--- a/src/api/helpers/crc.cpp
+++ b/src/api/helpers/crc.cpp
@@ -51,7 +51,7 @@ uint32_t GetCrc32(const std::filesystem::path& filename) {
   try {
     auto logger = getLogger();
     if (logger) {
-      logger->trace("Calculating CRC for: {}", filename.string());
+      logger->trace("Calculating CRC for: {}", filename.u8string());
     }
 
     std::ifstream ifile(filename, std::ios::binary);
@@ -73,12 +73,12 @@ uint32_t GetCrc32(const std::filesystem::path& filename) {
 
     uint32_t checksum = result.checksum();
     if (logger) {
-      logger->debug("CRC32(\"{}\"): {:x}", filename.string(), checksum);
+      logger->debug("CRC32(\"{}\"): {:x}", filename.u8string(), checksum);
     }
     return checksum;
 
   } catch (std::exception& e) {
-    throw FileAccessError("Unable to open \"" + filename.string() +
+    throw FileAccessError("Unable to open \"" + filename.u8string() +
                           "\" for CRC calulation: " + e.what());
   }
 }
diff --git a/src/api/helpers/git_helper.cpp b/src/api/helpers/git_helper.cpp
index c29d72f0..01329e9e 100644
--- a/src/api/helpers/git_helper.cpp
+++ b/src/api/helpers/git_helper.cpp
@@ -112,7 +112,7 @@ void GitHelper::InitialiseOptions(const std::string& branch,
 void GitHelper::Open(const std::filesystem::path& repoRoot) {
   if (logger_) {
     logger_->info("Attempting to open Git repository at: {}",
-                  repoRoot.string());
+                  repoRoot.u8string());
   }
   Call(git_repository_open(&data_.repo, repoRoot.u8string().c_str()));
 }
diff --git a/src/api/masterlist.cpp b/src/api/masterlist.cpp
index 08a3aa89..07a8876e 100644
--- a/src/api/masterlist.cpp
+++ b/src/api/masterlist.cpp
@@ -48,12 +48,12 @@ MasterlistInfo Masterlist::GetInfo(const std::filesystem::path& path,
       logger->info("Unknown masterlist revision: No masterlist present.");
     }
     throw FileAccessError(string("N/A: No masterlist present at ") +
-                          path.string());
+                          path.u8string());
   } else if (!git.IsRepository(path.parent_path())) {
     if (logger) {
       logger->info("Unknown masterlist revision: Git repository missing.");
     }
-    throw GitStateError(string("Unknown: \"") + path.parent_path().string() +
+    throw GitStateError(string("Unknown: \"") + path.parent_path().u8string() +
                         "\" is not a Git repository.");
   }
 
@@ -84,7 +84,7 @@ bool Masterlist::IsLatest(const std::filesystem::path& path,
       logger->info(
           "Cannot get latest masterlist revision: Git repository missing.");
     }
-    throw GitStateError(string("Unknown: \"") + path.parent_path().string() +
+    throw GitStateError(string("Unknown: \"") + path.parent_path().u8string() +
                         "\" is not a Git repository.");
   }
 
@@ -115,7 +115,7 @@ bool Masterlist::Update(const std::filesystem::path& path,
 
   // Now try to access the repository if it exists, or clone one if it doesn't.
   if (logger) {
-    logger->trace("Checking for Git repository at: {}", repoPath.string());
+    logger->trace("Checking for Git repository at: {}", repoPath.u8string());
   }
   if (!GitHelper::IsRepository(repoPath)) {
     git.Clone(repoPath, repoUrl);
diff --git a/src/api/metadata/condition_evaluator.cpp b/src/api/metadata/condition_evaluator.cpp
index 30abf344..0c6c5748 100644
--- a/src/api/metadata/condition_evaluator.cpp
+++ b/src/api/metadata/condition_evaluator.cpp
@@ -264,7 +264,7 @@ bool ConditionEvaluator::compareVersions(const std::string& filePath,
 void ConditionEvaluator::validatePath(const std::filesystem::path& path) {
   auto logger = getLogger();
   if (logger) {
-    logger->trace("Checking to see if the path \"{}\" is safe.", path.string());
+    logger->trace("Checking to see if the path \"{}\" is safe.", path.u8string());
   }
 
   std::filesystem::path temp;
@@ -273,7 +273,7 @@ void ConditionEvaluator::validatePath(const std::filesystem::path& path) {
       continue;
 
     if (component == ".." && temp.filename() == "..") {
-      throw ConditionSyntaxError("Invalid file path: " + path.string());
+      throw ConditionSyntaxError("Invalid file path: " + path.u8string());
     }
 
     temp /= component;
@@ -350,7 +350,7 @@ bool ConditionEvaluator::isRegexMatchInDataDirectory(
     auto logger = getLogger();
     if (logger) {
       logger->trace("The path \"{}\" is not a game subdirectory.",
-                    pathRegex.first.string());
+                    pathRegex.first.u8string());
     }
     return false;
   }
diff --git a/src/api/metadata_list.cpp b/src/api/metadata_list.cpp
index 1a95ef1c..e2bdfdac 100644
--- a/src/api/metadata_list.cpp
+++ b/src/api/metadata_list.cpp
@@ -40,18 +40,18 @@ void MetadataList::Load(const std::filesystem::path& filepath) {
 
   auto logger = getLogger();
   if (logger) {
-    logger->debug("Loading file: {}", filepath.string());
+    logger->debug("Loading file: {}", filepath.u8string());
   }
 
   std::ifstream in(filepath);
   if (!in.good())
-    throw FileAccessError("Cannot open " + filepath.string());
+    throw FileAccessError("Cannot open " + filepath.u8string());
 
   YAML::Node metadataList = YAML::Load(in);
   in.close();
 
   if (!metadataList.IsMap())
-    throw FileAccessError("The root of the metadata file " + filepath.string() +
+    throw FileAccessError("The root of the metadata file " + filepath.u8string() +
                           " is not a YAML map.");
 
   if (metadataList["plugins"]) {
@@ -83,7 +83,7 @@ void MetadataList::Load(const std::filesystem::path& filepath) {
 void MetadataList::Save(const std::filesystem::path& filepath) const {
   auto logger = getLogger();
   if (logger) {
-    logger->trace("Saving metadata list to: {}", filepath.string());
+    logger->trace("Saving metadata list to: {}", filepath.u8string());
   }
   YAML::Emitter emitter;
   emitter.SetIndent(2);
diff --git a/src/api/plugin.cpp b/src/api/plugin.cpp
index ea8c8218..c3e78260 100644
--- a/src/api/plugin.cpp
+++ b/src/api/plugin.cpp
@@ -276,7 +276,7 @@ void Plugin::Load(const std::filesystem::path& path,
   int ret = esp_plugin_new(
       &plugin, GetEspluginGameId(gameType), path.u8string().c_str());
   if (ret != ESP_OK) {
-    throw FileAccessError(path.string() +
+    throw FileAccessError(path.u8string() +
                           " : esplugin error code: " + std::to_string(ret));
   }
 
@@ -285,7 +285,7 @@ void Plugin::Load(const std::filesystem::path& path,
 
   ret = esp_plugin_parse(esPlugin.get(), headerOnly);
   if (ret != ESP_OK) {
-    throw FileAccessError(path.string() +
+    throw FileAccessError(path.u8string() +
                           " : esplugin error code: " + std::to_string(ret));
   }
 }