diff --git a/rwengine/src/engine/GameData.cpp b/rwengine/src/engine/GameData.cpp
index 41c563e4..d45f2e7b 100644
--- a/rwengine/src/engine/GameData.cpp
+++ b/rwengine/src/engine/GameData.cpp
@@ -290,7 +290,7 @@ void GameData::loadGXT(const std::string &name)
 void GameData::loadWaterpro(const std::string& path)
 {
 	auto syspath = index.findFilePath(path);
-	std::ifstream ifstr((const char*)syspath.c_str(), std::ios_base::binary);
+	std::ifstream ifstr(syspath.string(), std::ios_base::binary);
 	
 	if(ifstr.is_open()) {
 		uint32_t numlevels;
diff --git a/rwlib/source/platform/FileIndex.cpp b/rwlib/source/platform/FileIndex.cpp
index 7a223d01..52b47066 100644
--- a/rwlib/source/platform/FileIndex.cpp
+++ b/rwlib/source/platform/FileIndex.cpp
@@ -23,7 +23,7 @@ void FileIndex::indexGameDirectory(const fs::path& base_path)
 FileHandle FileIndex::openFilePath(const std::string &file_path)
 {
 	auto datapath = findFilePath(file_path);
-	std::ifstream dfile((const char*)datapath.c_str(), std::ios_base::binary | std::ios_base::ate);
+	std::ifstream dfile(datapath.string(), std::ios_base::binary | std::ios_base::ate);
 	if ( ! dfile.is_open()) {
 		throw std::runtime_error("Unable to open file: " + file_path);
 	}