diff --git a/src/gui/UBDockPalette.cpp b/src/gui/UBDockPalette.cpp
index d62c0c7b..9b157839 100644
--- a/src/gui/UBDockPalette.cpp
+++ b/src/gui/UBDockPalette.cpp
@@ -324,6 +324,7 @@ void UBDockPalette::toggleCollapseExpand()
     {
         // The palette must be collapsed
         mLastWidth = width();
+        update();
         resize(0, height());
     }
     else
@@ -702,6 +703,7 @@ void UBTabDockPalette::mouseMoveEvent(QMouseEvent *event)
         case eUBDockOrientation_Left:
             p.setX(p.x() + dock->width());
             if(p.x() < dock->collapseWidth() && p.x() >= dock->minimumWidth()) {
+                dock->update();
                 dock->resize(0, dock->height());
                 dock->mLastWidth = dock->collapseWidth() + 1;
                 dock->mResized = true;
@@ -714,6 +716,7 @@ void UBTabDockPalette::mouseMoveEvent(QMouseEvent *event)
         case eUBDockOrientation_Right:
             p.setX(p.x() - 2 * dock->border());
             if((dock->x() + p.x() > dock->parentWidget()->width() - dock->collapseWidth()) && (dock->x() + p.x() < dock->parentWidget()->width())) {
+                dock->update();
                 dock->resize(0, dock->height());
                 dock->mLastWidth = dock->collapseWidth() + 1;
                 dock->mResized = true;