diff --git a/src/entities/misc/destructable.c b/src/entities/misc/destructable.c
index 0159a7e..ea1fa91 100644
--- a/src/entities/misc/destructable.c
+++ b/src/entities/misc/destructable.c
@@ -135,6 +135,7 @@ static void save(cJSON *root)
 	
 	s = (Structure*)self;
 	
+	cJSON_AddStringToObject(root, "type", "Destructable");
 	cJSON_AddNumberToObject(root, "health", s->health);
 	cJSON_AddNumberToObject(root, "healthMax", s->healthMax);
 	cJSON_AddStringToObject(root, "spriteName", s->spriteName);
diff --git a/src/entities/structures/exit.c b/src/entities/structures/exit.c
index edcf744..53fde2c 100644
--- a/src/entities/structures/exit.c
+++ b/src/entities/structures/exit.c
@@ -162,5 +162,6 @@ static void save(cJSON *root)
 	
 	s = (Structure*)self;
 	
+	cJSON_AddStringToObject(root, "type", "Exit");
 	cJSON_AddNumberToObject(root, "active", s->active);
 }