diff --git a/Libraries/LibWeb/Layout/InlineFormattingContext.cpp b/Libraries/LibWeb/Layout/InlineFormattingContext.cpp
index 54e6c771079..d94f7ab04f0 100644
--- a/Libraries/LibWeb/Layout/InlineFormattingContext.cpp
+++ b/Libraries/LibWeb/Layout/InlineFormattingContext.cpp
@@ -180,7 +180,9 @@ void InlineFormattingContext::run(Box&, LayoutMode layout_mode)
 
             if (is<Box>(fragment.layout_node()))
                 dimension_box_on_line(downcast<Box>(fragment.layout_node()), layout_mode);
+        }
 
+        if (!line_box.fragments().is_empty()) {
             float left_edge = line_box.fragments().first().offset().x();
             float right_edge = line_box.fragments().last().offset().x() + line_box.fragments().last().width();
             float final_line_box_width = right_edge - left_edge;