diff --git a/mainwindow.ui b/mainwindow.ui
index 6068e0d..dad8d72 100644
--- a/mainwindow.ui
+++ b/mainwindow.ui
@@ -181,6 +181,7 @@
      <addaction name="actionGouraud"/>
     </widget>
     <addaction name="actionTextures"/>
+    <addaction name="actionNormal_Maps"/>
     <addaction name="separator"/>
     <addaction name="menuInterpolation"/>
    </widget>
@@ -293,6 +294,17 @@
     <string>Linear MipMap Linear</string>
    </property>
   </action>
+  <action name="actionNormal_Maps">
+   <property name="checkable">
+    <bool>true</bool>
+   </property>
+   <property name="checked">
+    <bool>true</bool>
+   </property>
+   <property name="text">
+    <string>Normal Maps</string>
+   </property>
+  </action>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <resources/>
diff --git a/src/viewer/simpleViewer.cpp b/src/viewer/simpleViewer.cpp
index e85ec64..97ab0af 100644
--- a/src/viewer/simpleViewer.cpp
+++ b/src/viewer/simpleViewer.cpp
@@ -841,6 +841,11 @@ void Viewer::setMinLinear(bool on) {
     this->update();
 }
 
+void Viewer::toggleNormalMaps(bool state) {
+    m_program->bind();
+    m_program->setUniformValue(m_useNormalMap, state);
+}
+
 void Viewer::deleteSelected() {
     // Remove Shape from its parent
     if(selectedObj.shape == nullptr) return;
diff --git a/src/viewer/simpleViewer.h b/src/viewer/simpleViewer.h
index 635d328..15dde25 100644
--- a/src/viewer/simpleViewer.h
+++ b/src/viewer/simpleViewer.h
@@ -63,6 +63,7 @@ public slots:
     void setMagLinear(bool);
     void setMinLinear(bool);
     void deleteSelected();
+    void toggleNormalMaps(bool);
 
 signals:
 	int shapeSelected(int);
diff --git a/src/window/mainwindow.cpp b/src/window/mainwindow.cpp
index 57244ad..4d0981e 100644
--- a/src/window/mainwindow.cpp
+++ b/src/window/mainwindow.cpp
@@ -46,6 +46,8 @@ void MainWindow::addViewer(Viewer* viewer)
     connect(ui->actionMagLinear, SIGNAL(toggled(bool)), viewer, SLOT(setMagLinear(bool)));
     connect(ui->actionMinLin, SIGNAL(toggled(bool)), viewer, SLOT(setMinLinear(bool)));
 
+    connect(ui->actionNormal_Maps, SIGNAL(toggled(bool)), viewer, SLOT(toggleNormalMaps(bool)));
+
     connect(ui->action_delete, SIGNAL(clicked(bool)), viewer, SLOT(deleteSelected()));
     connect(viewer, SIGNAL(cubeSelected(bool)), ui->action_delete, SLOT(setEnabled(bool)));
 }