--- a/src/editor/ui_menus/categorized_item_selection_menu.h
+++ b/src/editor/ui_menus/categorized_item_selection_menu.h
@@ -124,7 +124,7 @@
 
 			UI::Checkbox* cb = create_checkbox(horizontal, descriptions_.get(i));
 			cb->set_state(tool_->is_enabled(i));
-			cb->changedto.connect(boost::bind(&CategorizedItemSelectionMenu::selected, this, i, _1));
+			cb->changedto.connect(boost::bind(&CategorizedItemSelectionMenu::selected, this, i, boost::placeholders::_1));
 			checkboxes_[i] = cb;
 			horizontal->add(cb);
 			horizontal->add_space(kSpacing);
--- a/src/ui_basic/box.cc
+++ b/src/ui_basic/box.cc
@@ -104,7 +104,7 @@
 	int maxbreadth = mindesiredbreadth_;
 
 	for (uint32_t idx = 0; idx < items_.size(); ++idx) {
-		int depth, breadth = 0;
+		int depth = 0, breadth = 0;
 		get_item_desired_size(idx, &depth, &breadth);
 
 		totaldepth += depth;