diff --git a/module/CFunctions.cpp b/module/CFunctions.cpp
index ce950c7..271e9bf 100644
--- a/module/CFunctions.cpp
+++ b/module/CFunctions.cpp
@@ -29,7 +29,7 @@ int CFunctions::sign_jwt_token(lua_State* lua_vm)
 
 		// Read other arguments
 		const auto claims           = Utils::parse_named_table(lua_vm, 2);
-		const auto algorithm        = jwt_algorithm(reinterpret_cast<uint32_t>(lua_touserdata(lua_vm, 3)));
+		const auto algorithm        = jwt_algorithm(reinterpret_cast<uint64_t>(lua_touserdata(lua_vm, 3)));
 		const auto private_key_path = lua_tostring(lua_vm, 4);
 		std::string private_key     = private_key_path;
 		
diff --git a/module/Utils.h b/module/Utils.h
index 629b060..3bec42d 100644
--- a/module/Utils.h
+++ b/module/Utils.h
@@ -1,95 +1,95 @@
-#pragma once
-#include <unordered_map>
-#include <ostream>
-#include <sstream>
-
-#include "ILuaModuleManager.h"
-
-static const int index_value = -1;
-static const int index_key   = -2;
-
-#ifdef _DEBUG
-#define DEBUG_LOG( msg )  std::cout << "[ml_jwt] " << __FILE__ << ":" << __LINE__ << ": " << msg << "\n"
-#else
-#define DEBUG_LOG( msg )
-#endif
-
-enum jwt_algorithm : uint32_t
-{
-	jwt_algorithm_none  = 0x123456789ABCDEFui32,
-	jwt_algorithm_hs256 = jwt_algorithm_none << 1,
-	jwt_algorithm_hs384 = jwt_algorithm_none << 2,
-	jwt_algorithm_hs512 = jwt_algorithm_none << 3,
-	jwt_algorithm_rs256 = jwt_algorithm_none << 4,
-	jwt_algorithm_rs384 = jwt_algorithm_none << 5,
-	jwt_algorithm_rs512 = jwt_algorithm_none << 6
-};
-
-class Utils
-{
-public:
-	static inline std::unordered_map<std::string, std::string> parse_named_table(lua_State* lua_vm, const int index)
-	{
-		unordered_map<std::string, std::string> result;
-
-		for(lua_pushnil(lua_vm); lua_next(lua_vm, index) != 0; lua_pop(lua_vm, 1))
-		{
-			const auto type_key   = lua_type(lua_vm, index_key);
-			const auto type_value = lua_type(lua_vm, index_value);
-			if (type_key != LUA_TSTRING && type_key != LUA_TNUMBER)
-			{
-				stringstream ss;
-				ss << "got invalid table key, expected string or number got " << lua_typename(lua_vm, type_key);
-				throw runtime_error(ss.str());
-			}
-
-			if (type_value != LUA_TSTRING && type_value != LUA_TNUMBER)
-			{
-				stringstream ss;
-				ss << "got invalid table value, expected string or number got " << lua_typename(lua_vm, type_value);
-				throw runtime_error(ss.str());
-			}
-
-			auto to_string = [lua_vm](const int index) -> const std::string
-			{
-				const auto type = lua_type(lua_vm, index);
-				if (type == LUA_TSTRING)
-				{
-					return lua_tostring(lua_vm, index);
-				}
-
-				if (type == LUA_TNUMBER)
-				{
-					return std::to_string(lua_tointeger(lua_vm, index));
-				}
-				return {};
-			};
-
-			result[to_string(index_key)] = to_string(index_value);
-		}
-
-		return result;
-	}
-
-	static inline void get_real_path(lua_State* lua_vm, const std::string& relative_path, std::string& real_path)
-	{
-		char buf[300];
-		if (!pModuleManager->GetResourceFilePath(lua_vm, relative_path.c_str(), buf, sizeof(buf)))
-		{
-			stringstream ss;
-			ss << "invalid path: " << relative_path;
-			throw runtime_error(ss.str());
-		}
-
-		// Check if path is valid
-		const std::string path{ buf };
-		if (path.find("..") != std::string::npos)
-		{
-			stringstream ss;
-			ss << "path is illegal: " << relative_path;
-			throw runtime_error(ss.str());
-		}
-
-		real_path.assign(path);
-	}
-};
+#pragma once
+#include <unordered_map>
+#include <ostream>
+#include <sstream>
+
+#include "ILuaModuleManager.h"
+
+static const int index_value = -1;
+static const int index_key   = -2;
+
+#ifdef _DEBUG
+#define DEBUG_LOG( msg )  std::cout << "[ml_jwt] " << __FILE__ << ":" << __LINE__ << ": " << msg << "\n"
+#else
+#define DEBUG_LOG( msg )
+#endif
+
+enum jwt_algorithm : uint64_t
+{
+	jwt_algorithm_none  = 0x123456789ABCDEF,
+	jwt_algorithm_hs256 = jwt_algorithm_none << 1,
+	jwt_algorithm_hs384 = jwt_algorithm_none << 2,
+	jwt_algorithm_hs512 = jwt_algorithm_none << 3,
+	jwt_algorithm_rs256 = jwt_algorithm_none << 4,
+	jwt_algorithm_rs384 = jwt_algorithm_none << 5,
+	jwt_algorithm_rs512 = jwt_algorithm_none << 6
+};
+
+class Utils
+{
+public:
+	static inline std::unordered_map<std::string, std::string> parse_named_table(lua_State* lua_vm, const int index)
+	{
+		unordered_map<std::string, std::string> result;
+
+		for(lua_pushnil(lua_vm); lua_next(lua_vm, index) != 0; lua_pop(lua_vm, 1))
+		{
+			const auto type_key   = lua_type(lua_vm, index_key);
+			const auto type_value = lua_type(lua_vm, index_value);
+			if (type_key != LUA_TSTRING && type_key != LUA_TNUMBER)
+			{
+				stringstream ss;
+				ss << "got invalid table key, expected string or number got " << lua_typename(lua_vm, type_key);
+				throw runtime_error(ss.str());
+			}
+
+			if (type_value != LUA_TSTRING && type_value != LUA_TNUMBER)
+			{
+				stringstream ss;
+				ss << "got invalid table value, expected string or number got " << lua_typename(lua_vm, type_value);
+				throw runtime_error(ss.str());
+			}
+
+			auto to_string = [lua_vm](const int index) -> const std::string
+			{
+				const auto type = lua_type(lua_vm, index);
+				if (type == LUA_TSTRING)
+				{
+					return lua_tostring(lua_vm, index);
+				}
+
+				if (type == LUA_TNUMBER)
+				{
+					return std::to_string(lua_tointeger(lua_vm, index));
+				}
+				return {};
+			};
+
+			result[to_string(index_key)] = to_string(index_value);
+		}
+
+		return result;
+	}
+
+	static inline void get_real_path(lua_State* lua_vm, const std::string& relative_path, std::string& real_path)
+	{
+		char buf[300];
+		if (!pModuleManager->GetResourceFilePath(lua_vm, relative_path.c_str(), buf, sizeof(buf)))
+		{
+			stringstream ss;
+			ss << "invalid path: " << relative_path;
+			throw runtime_error(ss.str());
+		}
+
+		// Check if path is valid
+		const std::string path{ buf };
+		if (path.find("..") != std::string::npos)
+		{
+			stringstream ss;
+			ss << "path is illegal: " << relative_path;
+			throw runtime_error(ss.str());
+		}
+
+		real_path.assign(path);
+	}
+};