diff --git a/src/entities/flag.js b/src/entities/flag.js
index 831922f..e8c662a 100644
--- a/src/entities/flag.js
+++ b/src/entities/flag.js
@@ -5,5 +5,8 @@ game.createFlag = () => {
   flag.addComponent(game.components.Alive());
   flag.addComponent(game.components.Sprite({spriteName: "flag"}))
   flag.addComponent(game.components.Name({selector: "flag"}));
+
+  flag.addComponent(game.components.Burnable());
+  flag.addComponent(game.components.Sinkable());
   return flag;
 }
diff --git a/src/entities/wall.js b/src/entities/wall.js
index 7b5c65f..e7549ca 100644
--- a/src/entities/wall.js
+++ b/src/entities/wall.js
@@ -6,5 +6,8 @@ game.createWall = () => {
   wall.addComponent(game.components.Name({selector: "wall"}));
   wall.addComponent(game.components.Alive());
   wall.addComponent(game.components.Sprite({spriteName: "wall"}));
+
+  wall.addComponent(game.components.Burnable());
+  wall.addComponent(game.components.Sinkable());
   return wall;
 };