diff --git a/libkwineffects/kwinanimationeffect.cpp b/libkwineffects/kwinanimationeffect.cpp
index 472c64d36d..551ac81e42 100644
--- a/libkwineffects/kwinanimationeffect.cpp
+++ b/libkwineffects/kwinanimationeffect.cpp
@@ -98,14 +98,14 @@ void AnimationEffect::animate( EffectWindow *w, Attribute a, uint meta, int ms,
 
     } else if (a == Position) {
         QRect area = effects->clientArea(ScreenArea , w);
-        QPoint pt = w->geometry().topLeft();
+        QPoint pt = w->geometry().bottomRight(); // cannot be < 0 ;-)
         if (from.isValid()) {
             RELATIVE_XY(Source);
             from.set( relative[0] ? area.x() + from[0] * area.width() : from[0],
                       relative[1] ? area.y() + from[1] * area.height() : from[1] );
         } else {
             from.set(pt.x(), pt.y());
-            setMetaData( SourceAnchor, AnimationEffect::Top|AnimationEffect::Left, meta );
+            setMetaData( SourceAnchor, AnimationEffect::Bottom|AnimationEffect::Right, meta );
         }
 
         if (to.isValid()) {
@@ -114,7 +114,7 @@ void AnimationEffect::animate( EffectWindow *w, Attribute a, uint meta, int ms,
                     relative[1] ? area.y() + to[1] * area.height() : to[1] );
         } else {
             to.set(pt.x(), pt.y());
-            setMetaData( TargetAnchor, AnimationEffect::Top|AnimationEffect::Left, meta );
+            setMetaData( TargetAnchor, AnimationEffect::Bottom|AnimationEffect::Right, meta );
         }