diff --git a/src/console_cmds.cpp b/src/console_cmds.cpp
index 8944255f4b..12ff721e44 100644
--- a/src/console_cmds.cpp
+++ b/src/console_cmds.cpp
@@ -1288,7 +1288,7 @@ static bool ConScript(std::span<std::string_view> argv)
 	if (!CloseConsoleLogIfActive()) {
 		if (argv.size() < 2) return false;
 
-		_iconsole_output_file = FileHandle::Open(std::string(argv[1]), "ab");
+		_iconsole_output_file = FileHandle::Open(argv[1], "ab");
 		if (!_iconsole_output_file.has_value()) {
 			IConsolePrint(CC_ERROR, "Could not open console log file '{}'.", argv[1]);
 		} else {
diff --git a/src/fileio.cpp b/src/fileio.cpp
index 14106c61c0..4485b73473 100644
--- a/src/fileio.cpp
+++ b/src/fileio.cpp
@@ -1166,13 +1166,13 @@ uint FileScanner::Scan(const std::string_view extension, const std::string &dire
  * @param mode Mode to open file.
  * @return FileHandle, or std::nullopt on failure.
  */
-std::optional<FileHandle> FileHandle::Open(const std::string &filename, const std::string &mode)
+std::optional<FileHandle> FileHandle::Open(const std::string &filename, std::string_view mode)
 {
 #if defined(_WIN32)
 	/* Windows also requires mode to be wchar_t. */
 	auto f = _wfopen(OTTD2FS(filename).c_str(), OTTD2FS(mode).c_str());
 #else
-	auto f = fopen(filename.c_str(), mode.c_str());
+	auto f = fopen(filename.c_str(), std::string{mode}.c_str());
 #endif /* _WIN32 */
 
 	if (f == nullptr) return std::nullopt;
diff --git a/src/fileio_type.h b/src/fileio_type.h
index 54e47aeff4..d4a10a744c 100644
--- a/src/fileio_type.h
+++ b/src/fileio_type.h
@@ -130,7 +130,9 @@ DECLARE_INCREMENT_DECREMENT_OPERATORS(Searchpath)
 
 class FileHandle {
 public:
-	static std::optional<FileHandle> Open(const std::string &filename, const std::string &mode);
+	static std::optional<FileHandle> Open(const std::string &filename, std::string_view mode);
+	static std::optional<FileHandle> Open(std::string_view filename, std::string_view mode) { return FileHandle::Open(std::string{filename}, mode); }
+	static std::optional<FileHandle> Open(const char *filename, std::string_view mode) { return FileHandle::Open(std::string{filename}, mode); }
 
 	inline void Close() { this->f.reset(); }
 
diff --git a/src/settingsgen/settingsgen.cpp b/src/settingsgen/settingsgen.cpp
index 5e20d2080b..6dbbf8b0ac 100644
--- a/src/settingsgen/settingsgen.cpp
+++ b/src/settingsgen/settingsgen.cpp
@@ -502,9 +502,9 @@ int CDECL main(int argc, char *argv[])
  * @param mode Mode to open file.
  * @return FileHandle, or std::nullopt on failure.
  */
-std::optional<FileHandle> FileHandle::Open(const std::string &filename, const std::string &mode)
+std::optional<FileHandle> FileHandle::Open(const std::string &filename, std::string_view mode)
 {
-	auto f = fopen(filename.c_str(), mode.c_str());
+	auto f = fopen(filename.c_str(), std::string{mode}.c_str());
 	if (f == nullptr) return std::nullopt;
 	return FileHandle(f);
 }