diff --git a/src/MainWindow.cpp b/src/MainWindow.cpp
index 10c45135..0bb8494e 100644
--- a/src/MainWindow.cpp
+++ b/src/MainWindow.cpp
@@ -143,6 +143,9 @@ void MainWindow::initUI()
     spacer->setMinimumSize(20, 20);
     ui->mainToolBar->addWidget(spacer);
 
+    tasksIndicator = new QLabel(this);
+    ui->mainToolBar->addWidget(tasksIndicator);
+
     // Visual navigation tool bar
     this->visualNavbar = new VisualNavbar(this);
     this->visualNavbar->setMovable(false);
@@ -226,6 +229,17 @@ void MainWindow::initUI()
     connect(refresh_shortcut, SIGNAL(activated()), this, SLOT(refreshAll()));
 
     connect(core, SIGNAL(projectSaved(const QString &)), this, SLOT(projectSaved(const QString &)));
+
+    updateTasksIndicator();
+    connect(core->getAsyncTaskManager(), &AsyncTaskManager::tasksChanged, this, &MainWindow::updateTasksIndicator);
+}
+
+void MainWindow::updateTasksIndicator()
+{
+    bool running = Core()->getAsyncTaskManager()->getTasksRunning();
+    QLabel *l = static_cast<QLabel *>(tasksIndicator);
+    l->setText(running ? "running" : "");
+    //tasksIndicator->setVisible(running);
 }
 
 void MainWindow::on_actionExtraGraph_triggered()
diff --git a/src/MainWindow.h b/src/MainWindow.h
index 4054959d..782521e4 100644
--- a/src/MainWindow.h
+++ b/src/MainWindow.h
@@ -165,6 +165,8 @@ private slots:
 
     void projectSaved(const QString &name);
 
+    void updateTasksIndicator();
+
     void mousePressEvent(QMouseEvent *event) override;
     bool eventFilter(QObject *object, QEvent *event);
 
@@ -181,6 +183,8 @@ private:
     AsciiHighlighter *hex_highlighter;
     VisualNavbar *visualNavbar;
     Omnibar *omnibar;
+    QWidget *tasksIndicator;
+
     Configuration *configuration;
 
     QList<QDockWidget *> dockWidgets;
diff --git a/src/utils/AsyncTask.cpp b/src/utils/AsyncTask.cpp
index f6291e9a..b2a52519 100644
--- a/src/utils/AsyncTask.cpp
+++ b/src/utils/AsyncTask.cpp
@@ -82,6 +82,13 @@ void AsyncTaskManager::start(AsyncTask::Ptr task)
     QWeakPointer<AsyncTask> weakPtr = task;
     connect(task.data(), &AsyncTask::finished, this, [this, weakPtr]() {
         tasks.removeOne(weakPtr);
+        emit tasksChanged();
     });
     threadPool->start(task.data());
+    emit tasksChanged();
+}
+
+bool AsyncTaskManager::getTasksRunning()
+{
+    return !tasks.isEmpty();
 }
diff --git a/src/utils/AsyncTask.h b/src/utils/AsyncTask.h
index 1426d18c..627a3ddd 100644
--- a/src/utils/AsyncTask.h
+++ b/src/utils/AsyncTask.h
@@ -70,6 +70,10 @@ public:
     ~AsyncTaskManager();
 
     void start(AsyncTask::Ptr task);
+    bool getTasksRunning();
+
+signals:
+    void tasksChanged();
 };
 
 
diff --git a/src/widgets/ConsoleWidget.cpp b/src/widgets/ConsoleWidget.cpp
index 95b58e74..0309b3c9 100644
--- a/src/widgets/ConsoleWidget.cpp
+++ b/src/widgets/ConsoleWidget.cpp
@@ -168,16 +168,30 @@ void ConsoleWidget::focusInputLineEdit()
     ui->inputLineEdit->setFocus();
 }
 
+void ConsoleWidget::executeCommand(const QString &command)
+{
+    if (!commandTask.isNull()) {
+        return;
+    }
+
+    QString cmd_line = "[" + RAddressString(Core()->getOffset()) + "]> " + command + "\n";
+
+    commandTask = QSharedPointer<CommandTask>(new CommandTask(command));
+    connect(commandTask.data(), &CommandTask::finished, this, [this, cmd_line, command] (const QString &result) {
+        ui->outputTextEdit->appendPlainText(cmd_line + result);
+        scrollOutputToEnd();
+        historyAdd(command);
+        commandTask = nullptr;
+    });
+    Core()->getAsyncTaskManager()->start(commandTask);
+}
+
 void ConsoleWidget::on_inputLineEdit_returnPressed()
 {
     QString input = ui->inputLineEdit->text();
     if (!input.isEmpty()) {
         if (!isForbidden(input)) {
-            QString res = Core()->cmd(input);
-            QString cmd_line = "[" + RAddressString(Core()->getOffset()) + "]> " + input + "\n";
-            ui->outputTextEdit->appendPlainText(cmd_line + res);
-            scrollOutputToEnd();
-            historyAdd(input);
+            executeCommand(input);
         } else {
             addDebugOutput(tr("command forbidden: ") + input);
         }
@@ -258,7 +272,6 @@ void ConsoleWidget::historyAdd(const QString &input)
 
     invalidateHistoryPosition();
 }
-
 void ConsoleWidget::invalidateHistoryPosition()
 {
     lastHistoryPosition = invalidHistoryPos;
diff --git a/src/widgets/ConsoleWidget.h b/src/widgets/ConsoleWidget.h
index 586449ba..9039ddea 100644
--- a/src/widgets/ConsoleWidget.h
+++ b/src/widgets/ConsoleWidget.h
@@ -4,6 +4,7 @@
 #include <memory>
 #include "MainWindow.h"
 #include "CutterDockWidget.h"
+#include "utils/CommandTask.h"
 
 namespace Ui {
 class ConsoleWidget;
@@ -53,7 +54,9 @@ private:
     void scrollOutputToEnd();
     void historyAdd(const QString &input);
     void invalidateHistoryPosition();
-    QString executeCommand(QString command);
+    void executeCommand(const QString &command);
+
+    QSharedPointer<CommandTask> commandTask;
 
     std::unique_ptr<Ui::ConsoleWidget> ui;
     QList<QAction *> actions;