diff --git a/src/apps/deskflow-gui/MainWindow.cpp b/src/apps/deskflow-gui/MainWindow.cpp
index 84e8e6042..6d342e28f 100644
--- a/src/apps/deskflow-gui/MainWindow.cpp
+++ b/src/apps/deskflow-gui/MainWindow.cpp
@@ -22,7 +22,6 @@
 #include "common/UrlConstants.h"
 #include "gui/Logger.h"
 #include "gui/Messages.h"
-#include "gui/StringUtils.h"
 #include "gui/Styles.h"
 #include "gui/core/CoreProcess.h"
 #include "gui/ipc/DaemonIpcClient.h"
@@ -677,7 +676,7 @@ void MainWindow::createMenuBar()
   menuBar->addMenu(menuEdit);
   menuBar->addMenu(menuHelp);
 
-  const auto enableTestMenu = strToTrue(qEnvironmentVariable("DESKFLOW_TEST_MENU"));
+  const auto enableTestMenu = QVariant(qEnvironmentVariable("DESKFLOW_TEST_MENU")).toBool();
   if (enableTestMenu || kDebugBuild) {
     auto testMenu = new QMenu(tr("Test"));
     menuBar->addMenu(testMenu);
diff --git a/src/apps/deskflow-gui/main.cpp b/src/apps/deskflow-gui/main.cpp
index 2f30a3cfb..56cf10ec4 100644
--- a/src/apps/deskflow-gui/main.cpp
+++ b/src/apps/deskflow-gui/main.cpp
@@ -15,7 +15,6 @@
 #include "gui/DotEnv.h"
 #include "gui/Logger.h"
 #include "gui/Messages.h"
-#include "gui/StringUtils.h"
 
 #include <QApplication>
 #include <QDebug>
@@ -135,7 +134,7 @@ int main(int argc, char *argv[])
   // --no-reset
   QStringList arguments = QCoreApplication::arguments();
   const auto noReset = hasArg("--no-reset", arguments);
-  const auto resetEnvVar = strToTrue(qEnvironmentVariable("DESKFLOW_RESET_ALL"));
+  const auto resetEnvVar = QVariant(qEnvironmentVariable("DESKFLOW_RESET_ALL")).toBool();
   if (resetEnvVar && !noReset) {
     diagnostic::clearSettings(false);
   }
diff --git a/src/lib/gui/CMakeLists.txt b/src/lib/gui/CMakeLists.txt
index f422a2dba..34a9f161d 100644
--- a/src/lib/gui/CMakeLists.txt
+++ b/src/lib/gui/CMakeLists.txt
@@ -23,7 +23,6 @@ add_library(${target} STATIC
   Logger.h
   Messages.cpp
   Messages.h
-  StringUtils.h
   Styles.h
   config/IServerConfig.h
   config/Screen.cpp
diff --git a/src/lib/gui/Logger.cpp b/src/lib/gui/Logger.cpp
index 306f069c2..52f852ce0 100644
--- a/src/lib/gui/Logger.cpp
+++ b/src/lib/gui/Logger.cpp
@@ -6,8 +6,6 @@
 
 #include "Logger.h"
 
-#include "StringUtils.h"
-
 #include <QDateTime>
 #include <QDir>
 #include <QMessageBox>
@@ -59,15 +57,8 @@ QString printLine(FILE *out, const QString &type, const QString &message, const
 
 void Logger::loadEnvVars()
 {
-  const auto debugEnvVar = qEnvironmentVariable("DESKFLOW_GUI_DEBUG");
-  if (!debugEnvVar.isEmpty()) {
-    m_debug = strToTrue(debugEnvVar);
-  }
-
-  const auto verboseEnvVar = qEnvironmentVariable("DESKFLOW_GUI_VERBOSE");
-  if (!verboseEnvVar.isEmpty()) {
-    m_verbose = strToTrue(verboseEnvVar);
-  }
+  m_debug = QVariant(qEnvironmentVariable("DESKFLOW_GUI_DEBUG")).toBool();
+  m_verbose = QVariant(qEnvironmentVariable("DESKFLOW_GUI_VERBOSE")).toBool();
 }
 
 void Logger::logVerbose(const QString &message) const
diff --git a/src/lib/gui/StringUtils.h b/src/lib/gui/StringUtils.h
deleted file mode 100644
index 2d5f43957..000000000
--- a/src/lib/gui/StringUtils.h
+++ /dev/null
@@ -1,17 +0,0 @@
-/*
- * Deskflow -- mouse and keyboard sharing utility
- * SPDX-FileCopyrightText: (C) 2024 Symless Ltd.
- * SPDX-License-Identifier: GPL-2.0-only WITH LicenseRef-OpenSSL-Exception
- */
-
-#pragma once
-
-#include <QString>
-
-/**
- * @brief Useful for environment variables that have string boolean values.
- */
-inline bool strToTrue(const QString &str)
-{
-  return str.toLower() == "true" || str == "1";
-}