diff --git a/CMakeLists.txt b/CMakeLists.txt
index 48544ac..5d36013 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -45,6 +45,7 @@ set(discord-screenaudio_SRC
   src/log.cpp
   src/userscript.cpp
   src/centralwidget.cpp
+  src/localserver.cpp
   resources.qrc
 )
 
diff --git a/src/localserver.cpp b/src/localserver.cpp
new file mode 100644
index 0000000..3081794
--- /dev/null
+++ b/src/localserver.cpp
@@ -0,0 +1,22 @@
+#include "localserver.h"
+
+bool isProgramRunning(const QString &program_name) {
+  QLocalSocket socket;
+  socket.connectToServer(program_name);
+  if (socket.waitForConnected()) {
+    return true; // program is already running
+  }
+  return false;
+}
+
+void showErrorMessage(const char *text) {
+  QMessageBox msgBox;
+
+  msgBox.setIcon(QMessageBox::Critical);
+  msgBox.setText(text);
+  msgBox.setStandardButtons(QMessageBox::Ok);
+  msgBox.setDefaultButton(QMessageBox::Ok);
+  msgBox.setWindowIcon(QIcon(":assets/de.shorsh.discord-screenaudio.png"));
+
+  msgBox.exec();
+}
diff --git a/src/localserver.h b/src/localserver.h
new file mode 100644
index 0000000..71eaf5f
--- /dev/null
+++ b/src/localserver.h
@@ -0,0 +1,9 @@
+#pragma once
+#include "mainwindow.h"
+
+#include <QLocalServer>
+#include <QLocalSocket>
+#include <QMessageBox>
+
+bool isProgramRunning(const QString &program_name);
+void showErrorMessage(const char *text);
diff --git a/src/main.cpp b/src/main.cpp
index 14fddb3..1cd38cc 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,3 +1,4 @@
+#include "localserver.h"
 #include "mainwindow.h"
 #include "virtmic.h"
 
@@ -12,43 +13,9 @@
 #include <QLoggingCategory>
 #include <QMessageBox>
 
-void showErrorMessage(const char *text) {
-  QMessageBox msgBox;
-
-  msgBox.setIcon(QMessageBox::Critical);
-  msgBox.setText(text);
-  msgBox.setStandardButtons(QMessageBox::Ok);
-  msgBox.setDefaultButton(QMessageBox::Ok);
-  msgBox.setWindowIcon(QIcon(":assets/de.shorsh.discord-screenaudio.png"));
-
-  msgBox.exec();
-}
-
-bool isProgramRunning(const QString &program_name) {
-  QLocalSocket socket;
-  socket.connectToServer(program_name);
-  if (socket.waitForConnected()) {
-    return true; // program is already running
-  }
-  return false;
-}
-
 int main(int argc, char *argv[]) {
   QApplication app(argc, argv);
 
-  // Check if discord is already running
-  QString program_name = "discord-screenaudio";
-  if (isProgramRunning(program_name)) {
-    // if running show error message
-    showErrorMessage("discord-screenaudio is already running");
-    return 1;
-  }
-
-  // open server so we can check if discord is running
-  QLocalServer server;
-  server.listen(program_name);
-  QObject::connect(&server, &QLocalServer::newConnection, []() {});
-
   QApplication::setApplicationName("discord-screenaudio");
   QApplication::setWindowIcon(
       QIcon(":assets/de.shorsh.discord-screenaudio.png"));
@@ -88,6 +55,20 @@ int main(int argc, char *argv[]) {
                 qgetenv("QTWEBENGINE_CHROMIUM_FLAGS"));
 
   MainWindow w(parser.isSet(notifySendOption));
+
+  // Check if discord is already running
+  QString program_name = "discord-screenaudio";
+  if (isProgramRunning(program_name)) {
+    // if running show error message
+    showErrorMessage("discord-screenaudio is already running");
+    return 1;
+  }
+
+  // open server so we can check if discord is running
+  QLocalServer server;
+  server.listen(program_name);
+  QObject::connect(&server, &QLocalServer::newConnection, []() {});
+
   w.show();
 
   return app.exec();