diff --git a/src/luaenginegui/luaengine/LuaEngineGui.cpp b/src/luaenginegui/luaengine/LuaEngineGui.cpp
index 9735efd..bfc34a4 100644
--- a/src/luaenginegui/luaengine/LuaEngineGui.cpp
+++ b/src/luaenginegui/luaengine/LuaEngineGui.cpp
@@ -19,6 +19,7 @@
 #include <QPlainTextEdit>
 #include <QRadioButton>
 #include <QProgressBar>
+#include <QApplication>
 #include <QMainWindow>
 #include <QToolButton>
 #include <QPushButton>
@@ -52,6 +53,13 @@ LuaEngineGui::LuaEngineGui(QObject *parent, bool loadBaseLibraries) : LuaEngine(
 
 void LuaEngineGui::pushClass(lua_State *L_p)
 {
+    // Update UI
+    pushFunction(L_p, "updateUi", updateUi);
+    pushVariant(L_p, "AllEvents", (int)QEventLoop::AllEvents);
+    pushVariant(L_p, "ExcludeUserInputEvents", (int)QEventLoop::ExcludeUserInputEvents);
+    pushVariant(L_p, "ExcludeSocketNotifiers", (int)QEventLoop::ExcludeSocketNotifiers);
+    pushVariant(L_p, "WaitForMoreEvents", (int)QEventLoop::WaitForMoreEvents);
+
     // File Dialog
     pushFunction(L_p, "showFileDialog", showFileDialog);
     pushVariant(L_p, "OpenFileDialog", 0);
@@ -161,6 +169,16 @@ void LuaEngineGui::pushClass(LuaEngine *luaEngine)
     pushClass(luaEngine->luaState());
 }
 
+int LuaEngineGui::updateUi(lua_State *L_p)
+{
+    QEventLoop::ProcessEventsFlags events = QEventLoop::AllEvents;
+    if (getArgumentCount(L_p) >= 1) {
+        events = (QEventLoop::ProcessEventsFlags)getVariant(L_p, 1).toInt();
+    }
+    QApplication::processEvents(events);
+    return 0;
+}
+
 int LuaEngineGui::showFileDialog(lua_State *L_p)
 {
     QWidget *parent = nullptr;
diff --git a/src/luaenginegui/luaengine/LuaEngineGui.h b/src/luaenginegui/luaengine/LuaEngineGui.h
index ee4149b..e043dbb 100644
--- a/src/luaenginegui/luaengine/LuaEngineGui.h
+++ b/src/luaenginegui/luaengine/LuaEngineGui.h
@@ -30,6 +30,7 @@ public:
     LuaEngineGui(QObject *parent = nullptr, bool loadBaseLibraries = true);
     static void pushClass(lua_State *L_p);
     static void pushClass(LuaEngine *luaEngine);
+    static int updateUi(lua_State *L_p);
     static int showFileDialog(lua_State *L_p);
     static int showMessageBox(lua_State *L_p);
     static int closeWidget(lua_State *L_p);