diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6502211..8ba8683 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -66,15 +66,19 @@ if (${WinBuild})
     # or set(CMAKE_CXX_STANDARD_LIBRARIES -lcurl -lpthread -static-libgcc -static-libstdc++ -lcrypto -lssl -lws2_32 -static -DCURL_STATICLIB)
     # or add_definitions(-DCURL_STATICLIB)
 
-    # windows config path is same as executable
+    # windows config path is in %appdata% folder of user
     set(CONFIG_PATH "std::string(std::getenv(\"USERPROFILE\")) + \"\\\\AppData\\\\Roaming\\\\DynuIPrefresher\\\\\"")
+    # temp file is also stored in appdata folder
+    set(TempFilePath "std::string(std::getenv(\"USERPROFILE\")) + \"\\\\AppData\\\\Roaming\\\\DynuIPrefresher\\\\\"")
 else ()
     message(STATUS "using nativ gcc toolchain.")
     set(LIBSUFFIX .so)
     set(SUFFIX "")
 
-    # set /etc/ config path
+    # set linux config path
     set(CONFIG_PATH "\"/etc/\"")
+    # set path of temp file
+    set(TempFilePath "\"/var/tmp/\"")
 endif ()
 
 # test compiler settings and enable languages here
@@ -146,10 +150,10 @@ message("")
 
 #read sample config
 FILE(READ ${CMAKE_SOURCE_DIR}/config/dynuiprefresher.cfg SAMPLECONFIG)
-#add version header
-FILE(WRITE ${CMAKE_SOURCE_DIR}/inc/Version.h
+#add StaticData header
+FILE(WRITE ${CMAKE_SOURCE_DIR}/inc/StaticData.h
         "/**
- * Version header to store Version, Config dir and a Sample config
+ * StaticData header to store Version, Config dir and a Sample config
  * Do not edit this file manually, it is generated by the cmake script!
  *
  * @author Lukas Heiligenbrunner
@@ -160,8 +164,9 @@ FILE(WRITE ${CMAKE_SOURCE_DIR}/inc/Version.h
 
 #include <string>
 
-namespace Version {
+namespace StaticData {
   const std::string VERSION = \"${PROJECT_VERSION}\";
+  const std::string TempFilePath = ${TempFilePath};
   const std::string ConfigDir = ${CONFIG_PATH};
   const std::string ConfName = \"${Application_Name}.cfg\";
   const std::string SAMPLECONFIG = R\"(${SAMPLECONFIG})\";
diff --git a/src/Config.cpp b/src/Config.cpp
index 217bdc7..26ad6ba 100644
--- a/src/Config.cpp
+++ b/src/Config.cpp
@@ -1,6 +1,6 @@
 #include "Config.h"
 #include "Logger.h"
-#include "Version.h"
+#include "StaticData.h"
 
 #include <iostream>
 #include <cstring>
@@ -20,7 +20,7 @@ bool Config::telegramSupport;
 bool Config::readConfig() {
     libconfig::Config cfg;
     try {
-        cfg.readFile(std::string(Version::ConfigDir + Version::ConfName).c_str());
+        cfg.readFile(std::string(StaticData::ConfigDir + StaticData::ConfName).c_str());
     }
     catch (const libconfig::FileIOException &fioex) {
         std::cout << "I/O error while reading config file." << std::endl << "creating new config file!" << std::endl;
@@ -28,13 +28,14 @@ bool Config::readConfig() {
         // check if config folder exists
         struct stat info{};
 
-        if (stat(Version::ConfigDir.c_str(), &info) != 0) {
+        if (stat(StaticData::ConfigDir.c_str(), &info) != 0) {
             Logger::warning("The config folder doesn't exist. Trying to create it.");
 
+// mkdir command is different defined for windows
 #ifdef __unix
-            int check = mkdir(Version::ConfigDir.c_str(), 777);
+            int check = mkdir(StaticData::ConfigDir.c_str(), 777);
 #else
-            int check = mkdir(Version::ConfigDir.c_str());
+            int check = mkdir(StaticData::ConfigDir.c_str());
 #endif
 
             // check if directory is created or not
@@ -51,9 +52,9 @@ bool Config::readConfig() {
 
 
         std::ofstream myfile;
-        myfile.open(Version::ConfigDir + Version::ConfName);
+        myfile.open(StaticData::ConfigDir + StaticData::ConfName);
         if (myfile.is_open()) {
-            myfile << Version::SAMPLECONFIG;
+            myfile << StaticData::SAMPLECONFIG;
             myfile.close();
         } else {
             Logger::error("error creating file");
@@ -94,7 +95,7 @@ bool Config::validateConfig() {
     libconfig::Config cfg;
     try {
         Logger::message("reading config file");
-        cfg.readFile(Version::ConfigDir.c_str());
+        cfg.readFile(StaticData::ConfigDir.c_str());
     }
     catch (const libconfig::FileIOException &fioex) {
         Logger::warning("config file doesn't exist or permission denied!");
diff --git a/src/FileLogger.cpp b/src/FileLogger.cpp
index 78d670c..0e9caf0 100644
--- a/src/FileLogger.cpp
+++ b/src/FileLogger.cpp
@@ -1,12 +1,13 @@
 #include "FileLogger.h"
 #include "IpHelper.h"
+#include "StaticData.h"
 
 #include <fstream>
 #include <iostream>
 
 void FileLogger::safeip(std::string ip) {
     std::ofstream out;
-    out.open("ip.txt", std::ios::out);
+    out.open(StaticData::TempFilePath + "temp-dynuiprefresher.txt", std::ios::out);
 
     out << ip;
 
@@ -15,7 +16,7 @@ void FileLogger::safeip(std::string ip) {
 
 std::string FileLogger::readip() {
     std::ifstream in;
-    in.open("ip.txt", std::ios::in);
+    in.open(StaticData::TempFilePath + "temp-dynuiprefresher.txt", std::ios::in);
 
     std::string ip;
 
diff --git a/src/IPRefresher.cpp b/src/IPRefresher.cpp
index 092b577..af66491 100644
--- a/src/IPRefresher.cpp
+++ b/src/IPRefresher.cpp
@@ -4,7 +4,7 @@
 #include "api/DynuAPI.h"
 #include "api/TelegramAPI.h"
 #include "Config.h"
-#include "Version.h"
+#include "StaticData.h"
 #include "IpHelper.h"
 
 #include <chrono>
@@ -53,7 +53,7 @@ void IPRefresher::checkIPAdress(bool force) {
 IPRefresher::IPRefresher(bool loop) {
     if (loop) {
         Logger::message("startup of service");
-        Logger::message("Version: " + Version::VERSION);
+        Logger::message("Version: " + StaticData::VERSION);
 
         while (true) {
             Logger::message("starting check");
diff --git a/src/IpHelper.cpp b/src/IpHelper.cpp
index 67c5384..5be0bf0 100644
--- a/src/IpHelper.cpp
+++ b/src/IpHelper.cpp
@@ -1,7 +1,5 @@
 #include "IpHelper.h"
 
-#include <climits>
-
 bool IpHelper::isIpValid(std::string ip) {
-    return (ip.find('.') != ULONG_MAX);
+    return (ip.find('.') != SIZE_MAX);
 }
diff --git a/src/api/TelegramAPI.cpp b/src/api/TelegramAPI.cpp
index c89a247..4cc3acf 100644
--- a/src/api/TelegramAPI.cpp
+++ b/src/api/TelegramAPI.cpp
@@ -1,8 +1,6 @@
 #include "api/TelegramAPI.h"
 #include "Logger.h"
 
-#include <climits>
-
 int TelegramAPI::sendMessage(const std::string &text) {
     Hashmap<std::string, std::string> args;
     args.add("chat_id", chatid);
@@ -12,8 +10,8 @@ int TelegramAPI::sendMessage(const std::string &text) {
 
     std::string reply = request("https://api.telegram.org/bot" + apikey + "/sendmessage", false, args, headers);
 
-    if (reply.find("\"error_code\"") != ULONG_MAX) {
-        Logger::error("failed to refresh the ip (Dynu API)");
+    if (reply.find("\"error_code\"") != SIZE_MAX) {
+        Logger::error("failed to send the Telegram Message");
         return -1;
     }
     return 1;
diff --git a/src/main.cpp b/src/main.cpp
index 6518f92..5f830a6 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,4 +1,4 @@
-#include "Version.h"
+#include "StaticData.h"
 #include "IPRefresher.h"
 #include "Logger.h"
 #include "Config.h"
@@ -19,7 +19,7 @@ int main(int argc, char *argv[]) {
                       << "[-ip] [--currentip] get current global ip" << std::endl
                       << "[no argument] normal ip check and refresh" << std::endl;
         } else if (firstarg == "-v" || firstarg == "--version") {
-            std::cout << "Version " << Version::VERSION << std::endl;
+            std::cout << "Version " << StaticData::VERSION << std::endl;
         } else if (firstarg == "-f" || firstarg == "--force") {
             IPRefresher ipr;
             if (Config::readConfig()) {
diff --git a/tests/UnitTest.cpp b/tests/UnitTest.cpp
index e1d5bcc..2c97a9e 100644
--- a/tests/UnitTest.cpp
+++ b/tests/UnitTest.cpp
@@ -4,7 +4,6 @@
 
 #include <FileLogger.h>
 #include <api/IPAPI.h>
-#include <climits>
 #include "gtest/gtest.h"
 
 /**
@@ -21,7 +20,7 @@ TEST(ReadIp, testzeroIpIfNotExists) {
 TEST(IPAPI, testIpAPIcheckIPSyntax) {
     IPAPI ipapi;
     std::string ip = ipapi.getGlobalIp();
-    if (ip.find('.') == ULONG_MAX) {
+    if (ip.find('.') == SIZE_MAX) {
         // error when ip doesn't contain a .
         ASSERT_TRUE(false);
     } else {