3 files changed, 4 insertions, 3 deletions
diff --git a/src/being/actorsprite.h b/src/being/actorsprite.h
index 7447675a1..7cffa3213 100644
--- a/src/being/actorsprite.h
+++ b/src/being/actorsprite.h
@@ -45,7 +45,7 @@ class ActorSpriteListener;
 
 struct SpriteDisplay;
 
-class ActorSprite : public CompoundSprite, public Actor
+class ActorSprite notfinal : public CompoundSprite, public Actor
 {
 public:
     explicit ActorSprite(const int id);
diff --git a/src/being/being.h b/src/being/being.h
index 65d661142..40c9af4ba 100644
--- a/src/being/being.h
+++ b/src/being/being.h
@@ -81,7 +81,8 @@ struct NextSoundInfo
     int time;
 };
 
-class Being : public ActorSprite, public ConfigListener
+class Being notfinal : public ActorSprite,
+                       public ConfigListener
 {
     public:
         friend class BeingEquipBackend;
diff --git a/src/being/compoundsprite.h b/src/being/compoundsprite.h
index 05559045e..02c057ef7 100644
--- a/src/being/compoundsprite.h
+++ b/src/being/compoundsprite.h
@@ -32,7 +32,7 @@
 class CompoundItem;
 class Image;
 
-class CompoundSprite : public Sprite
+class CompoundSprite notfinal : public Sprite
 {
 public:
     typedef std::vector<Sprite*>::iterator SpriteIterator;