diff --git a/tools/lammps-gui/icons/system-restart.png b/tools/lammps-gui/icons/system-restart.png
new file mode 100644
index 0000000000..62667c4390
Binary files /dev/null and b/tools/lammps-gui/icons/system-restart.png differ
diff --git a/tools/lammps-gui/lammpsgui.cpp b/tools/lammps-gui/lammpsgui.cpp
index 17d8e71206..602ae58900 100644
--- a/tools/lammps-gui/lammpsgui.cpp
+++ b/tools/lammps-gui/lammpsgui.cpp
@@ -212,6 +212,7 @@ LammpsGui::LammpsGui(QWidget *parent, const QString &filename) :
     connect(ui->actionRun_Buffer, &QAction::triggered, this, &LammpsGui::run_buffer);
     connect(ui->actionRun_File, &QAction::triggered, this, &LammpsGui::run_file);
     connect(ui->actionStop_LAMMPS, &QAction::triggered, this, &LammpsGui::stop_run);
+    connect(ui->actionRestart_LAMMPS, &QAction::triggered, this, &LammpsGui::restart_lammps);
     connect(ui->actionSet_Variables, &QAction::triggered, this, &LammpsGui::edit_variables);
     connect(ui->actionImage, &QAction::triggered, this, &LammpsGui::render_image);
     connect(ui->actionLAMMPS_Tutorial, &QAction::triggered, this, &LammpsGui::tutorial_web);
diff --git a/tools/lammps-gui/lammpsgui.h b/tools/lammps-gui/lammpsgui.h
index cb61f368a5..38fe00607e 100644
--- a/tools/lammps-gui/lammpsgui.h
+++ b/tools/lammps-gui/lammpsgui.h
@@ -111,6 +111,7 @@ private slots:
     void findandreplace();
     void run_buffer() { do_run(true); }
     void run_file() { do_run(false); }
+    void restart_lammps() { lammps.close(); };
 
     void edit_variables();
     void render_image();
@@ -183,6 +184,7 @@ class TutorialWizard : public QWizard {
 public:
     TutorialWizard(int ntutorial, QWidget *parent = nullptr);
     void accept() override;
+
 private:
     int _ntutorial;
 };
diff --git a/tools/lammps-gui/lammpsgui.qrc b/tools/lammps-gui/lammpsgui.qrc
index 3f9697392b..51e091a11f 100644
--- a/tools/lammps-gui/lammpsgui.qrc
+++ b/tools/lammps-gui/lammpsgui.qrc
@@ -67,6 +67,7 @@
     <file>icons/search.png</file>
     <file>icons/system-box.png</file>
     <file>icons/system-help.png</file>
+    <file>icons/system-restart.png</file>
     <file>icons/system-run.png</file>
     <file>icons/trash.png</file>
     <file>icons/tutorial-logo.png</file>
diff --git a/tools/lammps-gui/lammpsgui.ui b/tools/lammps-gui/lammpsgui.ui
index c6dbd6a507..ab922033bc 100644
--- a/tools/lammps-gui/lammpsgui.ui
+++ b/tools/lammps-gui/lammpsgui.ui
@@ -74,6 +74,7 @@
     <addaction name="actionRun_Buffer"/>
     <addaction name="actionRun_File"/>
     <addaction name="actionStop_LAMMPS"/>
+    <addaction name="actionRestart_LAMMPS"/>
     <addaction name="separator"/>
     <addaction name="actionSet_Variables"/>
     <addaction name="separator"/>
@@ -270,7 +271,7 @@
     <iconset theme=":/icons/run-file.png"/>
    </property>
    <property name="text">
-    <string>&amp;Run LAMMPS from File</string>
+    <string>Run LAMMPS from &amp;File</string>
    </property>
    <property name="shortcut">
     <string>Ctrl+Shift+Return</string>
@@ -287,6 +288,14 @@
     <string>Ctrl+/</string>
    </property>
   </action>
+  <action name="actionRestart_LAMMPS">
+   <property name="icon">
+    <iconset theme=":/icons/system-restart.png"/>
+   </property>
+   <property name="text">
+    <string>Restart &amp;LAMMPS</string>
+   </property>
+  </action>
   <action name="actionImage">
    <property name="icon">
     <iconset theme=":/icons/emblem-photos.png"/>