4 files changed, 10 insertions, 2 deletions
diff --git a/src/common.hpp b/src/common.hpp
index eaed590..5a9dccc 100644
--- a/src/common.hpp
+++ b/src/common.hpp
@@ -145,7 +145,7 @@ namespace world {
 		int render_layer = 0;
 
 		entity_t(int type_);
-		~entity_t(void) {};
+		virtual ~entity_t(void) = 0;
 
 		void link(world_t *world);
 		void unlink();
diff --git a/src/game/game.cpp b/src/game/game.cpp
index 35cb90c..35d66ec 100644
--- a/src/game/game.cpp
+++ b/src/game/game.cpp
@@ -9,6 +9,10 @@ entity_t::entity_t(game::state_t *game_, int type_) : world::entity_t(type_)
 	game = game_;
 }
 
+entity_t::~entity_t(void)
+{
+}
+
 void entity_t::destroy(void)
 {
 	unlink();
diff --git a/src/game/game.hpp b/src/game/game.hpp
index b9a426b..04380be 100644
--- a/src/game/game.hpp
+++ b/src/game/game.hpp
@@ -62,7 +62,7 @@ namespace game {
 		rectf_t size, render_size;
 
 		entity_t(game::state_t *game, int type_);
-		~entity_t(void) {};
+		virtual ~entity_t(void) = 0;
 		void destroy(void);
 
 		void place(world::world_t *world);
diff --git a/src/world.cpp b/src/world.cpp
index a5e8869..a41b793 100644
--- a/src/world.cpp
+++ b/src/world.cpp
@@ -369,6 +369,10 @@ entity_t::entity_t(int type_)
 	type = type_;
 }
 
+entity_t::~entity_t(void)
+{
+}
+
 void entity_t::link_to_sector(sector_t *sector)
 {
 	parents.push_back(sector);