diff --git a/source/MainComponent.cpp b/source/MainComponent.cpp
index 03b4ca2..3946e76 100644
--- a/source/MainComponent.cpp
+++ b/source/MainComponent.cpp
@@ -198,7 +198,7 @@ MainComponent::MainComponent (const String prjname)
 
     addAndMakeVisible (lambdaLabel = new Label ("Lambda label",
                                                 TRANS("1.0")));
-    lambdaLabel->setTooltip (TRANS("Unused"));
+    lambdaLabel->setTooltip (TRANS("L1 regularization strength (sparsity)"));
     lambdaLabel->setFont (Font (15.00f, Font::plain));
     lambdaLabel->setJustificationType (Justification::centred);
     lambdaLabel->setEditable (true, true, false);
@@ -411,7 +411,7 @@ void MainComponent::paint (Graphics& g)
 
     g.setColour (Colours::black);
     g.setFont (Font (15.00f, Font::plain));
-    g.drawText (TRANS("Lambda"),
+    g.drawText (TRANS("L1 Lambda"),
                 648, 138, 80, 14,
                 Justification::centred, true);
 
@@ -441,7 +441,7 @@ void MainComponent::paint (Graphics& g)
 
     g.setColour (Colours::black);
     g.setFont (Font (15.00f, Font::plain));
-    g.drawText (TRANS("Weight decay"),
+    g.drawText (TRANS("L2 Lambda"),
                 824, 186, 96, 14,
                 Justification::centred, true);
 
@@ -764,6 +764,7 @@ void MainComponent::labelTextChanged (Label* labelThatHasChanged)
     else if (labelThatHasChanged == lambdaLabel)
     {
         //[UserLabelCode_lambdaLabel] -- add your label text handling code here..
+    	m_pLayer->params().l1Lambda = labelThatHasChanged->getText().getFloatValue();
         //[/UserLabelCode_lambdaLabel]
     }
     else if (labelThatHasChanged == sigmaLabel)
@@ -948,6 +949,7 @@ void MainComponent::updateControls()
 	rbmDoSampleHidden->setToggleState(m_pLayer->params().gibbsDoSampleHidden, dontSendNotification);
 	
 	weightDecayLabel->setText(String(m_pLayer->params().l2Lambda), dontSendNotification);
+	lambdaLabel->setText(String(m_pLayer->params().l1Lambda), dontSendNotification);
 	learningRateLabel->setText(String(m_pLayer->params().learningRate), dontSendNotification);
 	momentumLabel->setText(String(m_pLayer->params().momentum), dontSendNotification);
 	numVisibleLabel->setText(String(m_pLayer->numVisibleX()), dontSendNotification );
diff --git a/source/RbmComponent.cpp b/source/RbmComponent.cpp
index e5fb615..5bcd70d 100644
--- a/source/RbmComponent.cpp
+++ b/source/RbmComponent.cpp
@@ -105,7 +105,7 @@ void RbmComponent::paint (Graphics& g)
 
 	g.setColour (Colours::black);
 	g.setFont (Font (15.00f, Font::plain));
-	g.drawText (TRANS("Lambda"),
+	g.drawText (TRANS("L1 Lambda"),
 				120, 306, 80, 14,
 				Justification::centred, true);
 
@@ -135,7 +135,7 @@ void RbmComponent::paint (Graphics& g)
 
 	g.setColour (Colours::black);
 	g.setFont (Font (15.00f, Font::plain));
-	g.drawText (TRANS("Weight decay"),
+	g.drawText (TRANS("L2 Lambda"),
 				296, 354, 96, 14,
 				Justification::centred, true);