diff --git a/Libraries/LibWeb/Selection/Selection.cpp b/Libraries/LibWeb/Selection/Selection.cpp
index 3ff7b6edaf0..3577056a07d 100644
--- a/Libraries/LibWeb/Selection/Selection.cpp
+++ b/Libraries/LibWeb/Selection/Selection.cpp
@@ -196,28 +196,25 @@ WebIDL::ExceptionOr<void> Selection::collapse(GC::Ptr<DOM::Node> node, unsigned
         return {};
     }
 
-    // FIXME: Update this to match the spec once the spec is updated.
-    // Spec PR: https://github.com/w3c/selection-api/pull/342
-    if (node->is_document_type()) {
+    // 2. If node is a DocumentType, throw an InvalidNodeTypeError exception and abort these steps.
+    if (node->is_document_type())
         return WebIDL::InvalidNodeTypeError::create(realm(), "Selection.collapse() with DocumentType node"_string);
-    }
 
-    // 2. The method must throw an IndexSizeError exception if offset is longer than node's length and abort these steps.
-    if (offset > node->length()) {
+    // 3. The method must throw an IndexSizeError exception if offset is longer than node's length and abort these steps.
+    if (offset > node->length())
         return WebIDL::IndexSizeError::create(realm(), "Selection.collapse() with offset longer than node's length"_string);
-    }
 
-    // 3. If document associated with this is not a shadow-including inclusive ancestor of node, abort these steps.
+    // 4. If document associated with this is not a shadow-including inclusive ancestor of node, abort these steps.
     if (!m_document->is_shadow_including_inclusive_ancestor_of(*node))
         return {};
 
-    // 4. Otherwise, let newRange be a new range.
+    // 5. Otherwise, let newRange be a new range.
     auto new_range = DOM::Range::create(*m_document);
 
-    // 5. Set the start the start and the end of newRange to (node, offset).
+    // 6. Set the start the start and the end of newRange to (node, offset).
     TRY(new_range->set_start(*node, offset));
 
-    // 6. Set this's range to newRange.
+    // 7. Set this's range to newRange.
     set_range(new_range);
 
     return {};
@@ -367,30 +364,28 @@ WebIDL::ExceptionOr<void> Selection::set_base_and_extent(GC::Ref<DOM::Node> anch
 // https://w3c.github.io/selection-api/#dom-selection-selectallchildren
 WebIDL::ExceptionOr<void> Selection::select_all_children(GC::Ref<DOM::Node> node)
 {
-    // FIXME: Update this to match the spec once the spec is updated.
-    // Spec PR: https://github.com/w3c/selection-api/pull/342
-    if (node->is_document_type()) {
+    // 1. If node is a DocumentType, throw an InvalidNodeTypeError exception and abort these steps.
+    if (node->is_document_type())
         return WebIDL::InvalidNodeTypeError::create(realm(), "Selection.selectAllChildren() with DocumentType node"_string);
-    }
 
-    // 1. If node's root is not the document associated with this, abort these steps.
+    // 2. If node's root is not the document associated with this, abort these steps.
     if (&node->root() != m_document.ptr())
         return {};
 
-    // 2. Let newRange be a new range and childCount be the number of children of node.
+    // 3. Let newRange be a new range and childCount be the number of children of node.
     auto new_range = DOM::Range::create(*m_document);
     auto child_count = node->child_count();
 
-    // 3. Set newRange's start to (node, 0).
+    // 4. Set newRange's start to (node, 0).
     TRY(new_range->set_start(node, 0));
 
-    // 4. Set newRange's end to (node, childCount).
+    // 5. Set newRange's end to (node, childCount).
     TRY(new_range->set_end(node, child_count));
 
-    // 5. Set this's range to newRange.
+    // 6. Set this's range to newRange.
     set_range(new_range);
 
-    // 6. Set this's direction to forwards.
+    // 7. Set this's direction to forwards.
     m_direction = Direction::Forwards;
 
     return {};