diff --git a/src/main/java/de/neemann/digital/draw/shapes/BreakShape.java b/src/main/java/de/neemann/digital/draw/shapes/BreakShape.java
index 19e1463b0..d79b40708 100644
--- a/src/main/java/de/neemann/digital/draw/shapes/BreakShape.java
+++ b/src/main/java/de/neemann/digital/draw/shapes/BreakShape.java
@@ -14,7 +14,7 @@ import de.neemann.digital.draw.graphics.Vector;
  * @author hneemann
  */
 public class BreakShape implements Shape {
-    public static final int SIZE = GenericShape.SIZE * 3 / 4;
+    private static final int SIZE = GenericShape.SIZE * 3 / 4;
     private static final int SIZEQ = SIZE / 2;
     private static final Vector RAD = new Vector(SIZE, SIZE);
     private static final Vector D1 = new Vector(SIZEQ, -SIZEQ);
diff --git a/src/main/java/de/neemann/digital/draw/shapes/Drawable.java b/src/main/java/de/neemann/digital/draw/shapes/Drawable.java
index 647be3a41..3223ff0ec 100644
--- a/src/main/java/de/neemann/digital/draw/shapes/Drawable.java
+++ b/src/main/java/de/neemann/digital/draw/shapes/Drawable.java
@@ -3,13 +3,15 @@ package de.neemann.digital.draw.shapes;
 import de.neemann.digital.draw.graphics.Graphic;
 
 /**
+ * Interface implemented by the elements which can draw itself at a {@link Graphic} instance.
+ *
  * @author hneemann
  */
 public interface Drawable {
     /**
      * Draws a element depending on its state
-     *  @param graphic interface to draw to
      *
+     * @param graphic interface to draw to
      */
     void drawTo(Graphic graphic, boolean highLight);
 }
diff --git a/src/main/java/de/neemann/digital/draw/shapes/LEDShape.java b/src/main/java/de/neemann/digital/draw/shapes/LEDShape.java
index cd44264a8..0c25fd6ee 100644
--- a/src/main/java/de/neemann/digital/draw/shapes/LEDShape.java
+++ b/src/main/java/de/neemann/digital/draw/shapes/LEDShape.java
@@ -18,8 +18,8 @@ import static de.neemann.digital.draw.shapes.OutputShape.SIZE;
  * @author hneemann
  */
 public class LEDShape implements Shape {
-    public static final Vector RAD = new Vector(SIZE - 2, SIZE - 2);
-    public static final Vector RADL = new Vector(SIZE, SIZE);
+    private static final Vector RAD = new Vector(SIZE - 2, SIZE - 2);
+    private static final Vector RADL = new Vector(SIZE, SIZE);
     private final String label;
     private Style onStyle;
     private IOState ioState;
diff --git a/src/main/java/de/neemann/digital/draw/shapes/MissingShape.java b/src/main/java/de/neemann/digital/draw/shapes/MissingShape.java
index c8600745f..0e8f6be6a 100644
--- a/src/main/java/de/neemann/digital/draw/shapes/MissingShape.java
+++ b/src/main/java/de/neemann/digital/draw/shapes/MissingShape.java
@@ -36,9 +36,10 @@ public class MissingShape implements Shape {
     @Override
     public void drawTo(Graphic graphic, boolean highLight) {
         Style style = Style.SHAPE_PIN;
-        graphic.drawLine(new Vector(0, 0), new Vector(0, style.getFontSize()), style);
-        graphic.drawText(new Vector(0, 0), new Vector(1, 0), message, Orientation.LEFTBOTTOM, style);
+        graphic.drawLine(new Vector(0, 0), new Vector(style.getFontSize() * 10, 0), style);
+        graphic.drawLine(new Vector(0, 0), new Vector(0, style.getFontSize() * 2), style);
+        graphic.drawText(new Vector(4, 4), new Vector(5, 4), message, Orientation.LEFTTOP, style);
         if (cause != null && cause.length() > 0)
-            graphic.drawText(new Vector(0, style.getFontSize()), new Vector(1, style.getFontSize()), cause, Orientation.LEFTBOTTOM, style);
+            graphic.drawText(new Vector(4, 4 + style.getFontSize()), new Vector(5, 4 + style.getFontSize()), cause, Orientation.LEFTTOP, style);
     }
 }