diff --git a/KBotExt/Config.h b/KBotExt/Config.h
index cb3f11f..9619e3f 100644
--- a/KBotExt/Config.h
+++ b/KBotExt/Config.h
@@ -14,6 +14,7 @@ struct Settings
 	}
 
 	HWND hwnd;
+	std::string fileName = "";
 	const std::string settingsFile = "config.JSON";
 	std::string currentDebugger; // debugger path
 	std::vector<std::string> ignoredVersions;
diff --git a/KBotExt/DirectX.cpp b/KBotExt/DirectX.cpp
index e2dea47..93f1b8a 100644
--- a/KBotExt/DirectX.cpp
+++ b/KBotExt/DirectX.cpp
@@ -45,7 +45,7 @@ bool Direct3D11Render::DirectXInit(const HWND hWnd)
 	Misc::CheckVersion();
 
 	if (S.checkPrerelease)
-		Misc::CheckPrerelease();
+		Misc::CheckPrerelease(S.fileName);
 
 	gamePatch = Misc::GetCurrentPatch();
 
diff --git a/KBotExt/GameTab.h b/KBotExt/GameTab.h
index 3731105..fab8df3 100644
--- a/KBotExt/GameTab.h
+++ b/KBotExt/GameTab.h
@@ -451,7 +451,7 @@ class GameTab
 						unsigned invitedCount = 0;
 						for (auto& i : root)
 						{
-							if (i["groupId"].asUInt() != itemsInvite[itemIdxInvite].second)
+							if (i["groupId"].asInt() != itemsInvite[itemIdxInvite].second)
 								continue;
 
 							std::string friendSummId = i["summonerId"].asString();
diff --git a/KBotExt/KBotExt.cpp b/KBotExt/KBotExt.cpp
index d2d0451..3fac14f 100644
--- a/KBotExt/KBotExt.cpp
+++ b/KBotExt/KBotExt.cpp
@@ -100,7 +100,7 @@ int WINAPI wWinMain(HINSTANCE /*hInstance*/, HINSTANCE /*hPrevInstance*/, LPWSTR
 		};
 
 		if (S.autoRename)
-			Utils::RenameExe();
+			S.fileName = Utils::RenameExe();
 
 		RegisterClassExW(&wc);
 
diff --git a/KBotExt/Misc.h b/KBotExt/Misc.h
index 13e3c80..25c4209 100644
--- a/KBotExt/Misc.h
+++ b/KBotExt/Misc.h
@@ -114,7 +114,7 @@ class Misc
 		}
 	}
 
-	static void CheckPrerelease()
+	static void CheckPrerelease(std::string newName = "")
 	{
 		const std::string getPrerelease = cpr::Get(cpr::Url{ "https://api.github.com/repos/KebsCS/KBotExt/releases/tags/prerelease" }).text;
 
@@ -136,7 +136,10 @@ class Misc
 				static HMODULE kernel32 = GetModuleHandleA("kernel32");
 				static auto pGetModuleFileNameA = (decltype(&GetModuleFileNameA))GetProcAddress(kernel32, "GetModuleFileNameA");
 				pGetModuleFileNameA(nullptr, szExeFileName, MAX_PATH);
-				const auto path = std::string(szExeFileName);
+				std::string path = std::string(szExeFileName);
+
+				if (newName != "")
+					path = path.substr(0, path.find_last_of('\\') + 1) + newName;
 
 				const std::filesystem::file_time_type lastWriteTime = std::filesystem::last_write_time(path);
 				const auto systemTime = std::chrono::clock_cast<std::chrono::system_clock>(lastWriteTime);
diff --git a/KBotExt/MiscTab.h b/KBotExt/MiscTab.h
index e51c037..304bcce 100644
--- a/KBotExt/MiscTab.h
+++ b/KBotExt/MiscTab.h
@@ -250,7 +250,7 @@ class MiscTab
 							int iDeleted = 0;
 							for (auto& i : root)
 							{
-								if (i["groupId"].asUInt() == items[item_current_idx].second)
+								if (i["groupId"].asInt() == items[item_current_idx].second)
 								{
 									std::string req = "https://127.0.0.1/lol-chat/v1/friends/" + i["pid"].asString();
 									LCU::Request("DELETE", req, "");
diff --git a/KBotExt/Utils.cpp b/KBotExt/Utils.cpp
index 80a9965..deae1ea 100644
--- a/KBotExt/Utils.cpp
+++ b/KBotExt/Utils.cpp
@@ -226,7 +226,7 @@ std::string Utils::Exec(const char* cmd)
 	return result;
 }
 
-bool Utils::RenameExe()
+std::string Utils::RenameExe()
 {
 	char szExeFileName[MAX_PATH];
 	static HMODULE kernel32 = GetModuleHandleA("kernel32");
@@ -234,11 +234,11 @@ bool Utils::RenameExe()
 	pGetModuleFileNameA(nullptr, szExeFileName, MAX_PATH);
 	const auto path = std::string(szExeFileName);
 	const std::string exe = path.substr(path.find_last_of('\\') + 1, path.size());
-	std::string newname = RandomString(RandomInt(5, 10));
-	newname += ".exe";
-	if (!rename(exe.c_str(), newname.c_str()))
-		return true;
-	return false;
+	std::string newName = RandomString(RandomInt(5, 10));
+	newName += ".exe";
+	if (!rename(exe.c_str(), newName.c_str()))
+		return newName;
+	return "";
 }
 
 void Utils::OpenUrl(const char* url, const char* args, int flags)
diff --git a/KBotExt/Utils.h b/KBotExt/Utils.h
index 7556333..be97397 100644
--- a/KBotExt/Utils.h
+++ b/KBotExt/Utils.h
@@ -38,7 +38,7 @@ class Utils
 
 	static std::string Exec(const char* cmd);
 
-	static bool RenameExe();
+	static std::string RenameExe();
 
 	static void OpenUrl(const char* url, const char* args = nullptr, int flags = SW_SHOWNORMAL);
 	static void OpenUrl(const wchar_t* url, const wchar_t* args = nullptr, int flags = SW_SHOWNORMAL);