diff --git a/src/FrameReflower/Block.php b/src/FrameReflower/Block.php
index 51396209b..1a2017f94 100644
--- a/src/FrameReflower/Block.php
+++ b/src/FrameReflower/Block.php
@@ -937,9 +937,19 @@ function reflow(BlockFrameDecorator $block = null)
         if ($this->_frame->is_absolute()) {
             if ($auto_top) {
                 $this->_frame->move(0, $top);
+
+                // set line positions
+                foreach ($this->_frame->get_line_boxes() as $line_box) {
+                    $line_box->y += $top;
+                }
             }
             if ($auto_margin_top) {
                 $this->_frame->move(0, $margin_top, true);
+
+                // set line positions
+                foreach ($this->_frame->get_line_boxes() as $line_box) {
+                    $line_box->y += $margin_top;
+                }
             }
         }