diff --git a/game/income.py b/game/income.py
index 6112fa68..729ecd7a 100644
--- a/game/income.py
+++ b/game/income.py
@@ -41,7 +41,7 @@ class Income:
                     BuildingIncome(
                         tgo.obj_name,
                         tgo.category,
-                        len(list(tgo.statics)),
+                        sum(1 for b in tgo.statics if b.alive),
                         REWARDS[tgo.category],
                     )
                 )