diff --git a/source/MainComponent.cpp b/source/MainComponent.cpp
index cc4ae01..2d000fe 100644
--- a/source/MainComponent.cpp
+++ b/source/MainComponent.cpp
@@ -642,6 +642,7 @@ void MainComponent::sliderValueChanged (Slider* sliderThatWasMoved)
     {
         //[UserSliderCode_numGibbsSlider] -- add your slider handling code here..
     	m_pLayer->params().numGibbs = sliderThatWasMoved->getValue();
+		m_pLayer->redrawReconstruction();
         //[/UserSliderCode_numGibbsSlider]
     }
     else if (sliderThatWasMoved == m_progressBarSlider)