diff --git a/diylc/diylc-swing/build.xml b/diylc/diylc-swing/build.xml
index 6142321e..81c1ee0b 100644
--- a/diylc/diylc-swing/build.xml
+++ b/diylc/diylc-swing/build.xml
@@ -7,7 +7,7 @@
 	<property name="jar.dir" value="${build.dir}/jar" />
 	<property name="report.dir" value="${build.dir}/junitreport" />
 	<property name="main.class" value="org.diylc.DIYLCStarter" />
-	<property name="diylc.version" value="3.51.0" />
+	<property name="diylc.version" value="3.52.0" />
 
 	<property name="classes.dir" value="${build.dir}/temp/${ant.project.name}/classes" />
 	<property name="test.classes.dir" value="${build.dir}/temp/${ant.project.name}/test.classes" />
diff --git a/diylc/diylc-swing/src/org/diylc/swing/plugins/toolbox/ComponentTabbedPane.java b/diylc/diylc-swing/src/org/diylc/swing/plugins/toolbox/ComponentTabbedPane.java
index 30df37f8..20bd96f4 100644
--- a/diylc/diylc-swing/src/org/diylc/swing/plugins/toolbox/ComponentTabbedPane.java
+++ b/diylc/diylc-swing/src/org/diylc/swing/plugins/toolbox/ComponentTabbedPane.java
@@ -28,7 +28,7 @@ import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import java.util.Map;
-
+
 import javax.swing.BoxLayout;
 import javax.swing.JMenuItem;
 import javax.swing.JPanel;
@@ -38,7 +38,7 @@ import javax.swing.event.ChangeEvent;
 import javax.swing.event.ChangeListener;
 import javax.swing.event.PopupMenuEvent;
 import javax.swing.event.PopupMenuListener;
-
+
 import org.apache.log4j.Logger;
 import org.diylc.appframework.miscutils.ConfigurationManager;
 import org.diylc.appframework.miscutils.IConfigListener;
@@ -205,7 +205,8 @@ class ComponentTabbedPane extends JTabbedPane {
     return panel;
   }
   
-  @SuppressWarnings("unchecked")
+  
+  @SuppressWarnings("unused")
   private Component createBuildingBlocksPanel() {
     JPanel panel = new JPanel(new BorderLayout());
     panel.setOpaque(false);
diff --git a/diylc/diylc-swing/src/org/diylc/swing/plugins/tree/TreeTargetListener.java b/diylc/diylc-swing/src/org/diylc/swing/plugins/tree/TreeTargetListener.java
index 6bc0aecb..dfef290a 100644
--- a/diylc/diylc-swing/src/org/diylc/swing/plugins/tree/TreeTargetListener.java
+++ b/diylc/diylc-swing/src/org/diylc/swing/plugins/tree/TreeTargetListener.java
@@ -21,14 +21,13 @@
 */
 package org.diylc.swing.plugins.tree;
 
-import java.awt.Point;
-import java.awt.dnd.DnDConstants;
-import java.awt.dnd.DropTargetDragEvent;
-import java.awt.dnd.DropTargetDropEvent;
-import java.awt.dnd.DropTargetEvent;
-import java.awt.dnd.DropTargetListener;
-
-import org.diylc.common.IPlugInPort;
+import java.awt.dnd.DnDConstants;
+import java.awt.dnd.DropTargetDragEvent;
+import java.awt.dnd.DropTargetDropEvent;
+import java.awt.dnd.DropTargetEvent;
+import java.awt.dnd.DropTargetListener;
+
+import org.diylc.common.IPlugInPort;
 
 
 /**
diff --git a/diylc/diylc-swing/update.xml b/diylc/diylc-swing/update.xml
index a1b09184..1a8e7fba 100644
--- a/diylc/diylc-swing/update.xml
+++ b/diylc/diylc-swing/update.xml
@@ -2355,7 +2355,7 @@
 				<minor>52</minor>
 				<build>0</build>
 			</versionNumber>
-			<releaseDate>2019-01-28 00:00:00.000 CET</releaseDate>
+			<releaseDate>2019-02-03 00:00:00.000 CET</releaseDate>
 			<name></name>
 			<changes>
 				<org.diylc.appframework.update.Change>