diff --git a/core/src/com/unciv/logic/battle/Battle.kt b/core/src/com/unciv/logic/battle/Battle.kt
index 85396c0d67..d58f3c9540 100644
--- a/core/src/com/unciv/logic/battle/Battle.kt
+++ b/core/src/com/unciv/logic/battle/Battle.kt
@@ -140,6 +140,7 @@ class Battle(val gameInfo:GameInfo) {
                 city.expansion.reset()
             }
             city.moveToCiv(attacker.getCivilization())
+            city.population.unassignExtraPopulation()
         }
 
         if(city.cityConstructions.isBuilt("Palace")){