diff --git a/Libraries/LibWeb/Layout/InlineFormattingContext.cpp b/Libraries/LibWeb/Layout/InlineFormattingContext.cpp
index 20d7d9d6a2b..5920c4db77b 100644
--- a/Libraries/LibWeb/Layout/InlineFormattingContext.cpp
+++ b/Libraries/LibWeb/Layout/InlineFormattingContext.cpp
@@ -447,6 +447,8 @@ void InlineFormattingContext::generate_line_boxes()
         auto& box_state = m_state.get_mutable(*box);
         box_state.set_static_position_rect(calculate_static_position_rect(*box));
     }
+
+    line_builder.update_last_line();
 }
 
 bool InlineFormattingContext::any_floats_intrude_at_block_offset(CSSPixels block_offset) const
diff --git a/Libraries/LibWeb/Layout/LineBuilder.cpp b/Libraries/LibWeb/Layout/LineBuilder.cpp
index fd524d77951..dd6effa3f57 100644
--- a/Libraries/LibWeb/Layout/LineBuilder.cpp
+++ b/Libraries/LibWeb/Layout/LineBuilder.cpp
@@ -21,12 +21,6 @@ LineBuilder::LineBuilder(InlineFormattingContext& context, LayoutState& layout_s
     begin_new_line(false);
 }
 
-LineBuilder::~LineBuilder()
-{
-    if (m_last_line_needs_update)
-        update_last_line();
-}
-
 void LineBuilder::break_line(ForcedBreak forced_break, Optional<CSSPixels> next_item_width)
 {
     // FIXME: Respect inline direction.
@@ -35,7 +29,9 @@ void LineBuilder::break_line(ForcedBreak forced_break, Optional<CSSPixels> next_
     last_line_box.m_has_break = true;
     last_line_box.m_has_forced_break = forced_break == ForcedBreak::Yes;
 
+    m_last_line_needs_update = true;
     update_last_line();
+
     size_t break_count = 0;
     bool floats_intrude_at_current_y = false;
     do {
@@ -192,9 +188,11 @@ bool LineBuilder::should_break(CSSPixels next_item_width)
 
 void LineBuilder::update_last_line()
 {
+    if (!m_last_line_needs_update)
+        return;
     m_last_line_needs_update = false;
-    auto& line_boxes = m_containing_block_used_values.line_boxes;
 
+    auto& line_boxes = m_containing_block_used_values.line_boxes;
     if (line_boxes.is_empty())
         return;
 
diff --git a/Libraries/LibWeb/Layout/LineBuilder.h b/Libraries/LibWeb/Layout/LineBuilder.h
index 9e1f2f03ca4..a8636972bed 100644
--- a/Libraries/LibWeb/Layout/LineBuilder.h
+++ b/Libraries/LibWeb/Layout/LineBuilder.h
@@ -16,7 +16,6 @@ class LineBuilder {
 
 public:
     LineBuilder(InlineFormattingContext&, LayoutState&, LayoutState::UsedValues& containing_block_used_values, CSS::Direction, CSS::WritingMode);
-    ~LineBuilder();
 
     enum class ForcedBreak {
         No,