diff --git a/AppThinker.docx b/AppThinker.docx
deleted file mode 100644
index 3126970..0000000
Binary files a/AppThinker.docx and /dev/null differ
diff --git a/AppThinker/src/com/thinkode/appthinker/controllers/UmlDiagramController.java b/AppThinker/src/com/thinkode/appthinker/controllers/UmlDiagramController.java
index edd72d9..ca488ae 100644
--- a/AppThinker/src/com/thinkode/appthinker/controllers/UmlDiagramController.java
+++ b/AppThinker/src/com/thinkode/appthinker/controllers/UmlDiagramController.java
@@ -52,6 +52,16 @@ public class UmlDiagramController {
         needToSave();
     }
 
+    /**
+     * Retire un lien du diagramme.
+     *
+     * @param l Le lien à retirer.
+     */
+    public void removeLink(Link l) {
+        _umlDiagram.removeLink(l);
+        needToSave();
+    }
+
     /**
      * Supprime l'ensemble des classes du diagramme.
      */
diff --git a/AppThinker/src/com/thinkode/appthinker/views/UmlDiagramFrame.java b/AppThinker/src/com/thinkode/appthinker/views/UmlDiagramFrame.java
index 520d643..c804c79 100644
--- a/AppThinker/src/com/thinkode/appthinker/views/UmlDiagramFrame.java
+++ b/AppThinker/src/com/thinkode/appthinker/views/UmlDiagramFrame.java
@@ -24,6 +24,9 @@ public class UmlDiagramFrame extends CompositionFrame implements UmlToolbarListe
     private boolean _viewGrips = false;
     private int gripSize = 8;
 
+    private int _sizeX = 3000;
+    private int _sizeY = 3000;
+
     private UmlDiagramController _umlDiagramController;
 
     public enum ClassGrip {
@@ -52,6 +55,9 @@ public class UmlDiagramFrame extends CompositionFrame implements UmlToolbarListe
         super();
         this.setLayout(new BorderLayout());
 
+        _sizeX = 3000;
+        _sizeY = 3000;
+
         _umlToolbar = new UmlToolbar();
         _umlToolbar.addUmlToolbarListener(this);
         this.add(_umlToolbar, BorderLayout.NORTH);
@@ -245,6 +251,7 @@ public class UmlDiagramFrame extends CompositionFrame implements UmlToolbarListe
             }
         };
         _drawPanel.setBackground(new Color(218, 233, 244));
+        _drawPanel.setPreferredSize(new Dimension(_sizeX, _sizeY));
         _drawPanel.addMouseListener(this);
         _drawPanel.addMouseMotionListener(this);
         JScrollPane scroll = new JScrollPane(_drawPanel);
@@ -343,6 +350,17 @@ public class UmlDiagramFrame extends CompositionFrame implements UmlToolbarListe
         _selected = null;
     }
 
+    /**
+     * Retire un lien de la composition UML.
+     *
+     * @param l Le lien à retirer.
+     */
+    public void removeLink(Link l) {
+        //On supprime la classe principale
+        _umlDiagramController.removeLink(l);
+        _selected = null;
+    }
+
     //Evenements souris
 
     /**
@@ -504,6 +522,7 @@ public class UmlDiagramFrame extends CompositionFrame implements UmlToolbarListe
                 System.out.println("On supprime un élément.");
                 this.select(e.getX(), e.getY());
                 if (_selected instanceof Class) removeClass((Class) _selected);
+                else if (_selected instanceof Link) removeLink((Link) _selected);
                 break;
             case COPY_TOOL:
                 System.out.println("On copie un élément.");