diff --git a/modules/gui/qt/util/input_slider.cpp b/modules/gui/qt/util/input_slider.cpp
index 3bacbbe86d2a75912db280865974c843105ef356..54b476d7b4a3abc9bae6c3f67bb05a4d089e16a0 100644
--- a/modules/gui/qt/util/input_slider.cpp
+++ b/modules/gui/qt/util/input_slider.cpp
@@ -403,7 +403,7 @@ void SeekSlider::wheelEvent( QWheelEvent *event )
     {
         mtime_t i_size = var_InheritInteger( p_intf->obj.libvlc, "short-jump-size" );
         int i_mode = var_InheritInteger( p_intf->obj.libvlc, "hotkeys-x-wheel-mode" );
-        if ( ( event->delta() > 0 && i_mode != 3 ) || ( event->delta() < 0 && i_mode == 3 ) )
+        if ( ( event->delta() < 0 && i_mode != 3 ) || ( event->delta() > 0 && i_mode == 3 ) )
             i_size = - i_size;
         float posOffset = static_cast<float>( i_size ) / static_cast<float>( inputLength );
         setValue( value() + posOffset * maximum() );