diff --git a/core/src/com/unciv/models/gamebasics/Building.kt b/core/src/com/unciv/models/gamebasics/Building.kt
index 891196b78b..edb582f7d9 100644
--- a/core/src/com/unciv/models/gamebasics/Building.kt
+++ b/core/src/com/unciv/models/gamebasics/Building.kt
@@ -162,7 +162,8 @@ class Building : NamedStats(), IConstruction{
         // https://forums.civfanatics.com/threads/rush-buying-formula.393892/
         var cost = Math.pow((30 * getProductionCost(adoptedPolicies)).toDouble(), 0.75) * (1 + hurryCostModifier / 100)
         if (adoptedPolicies.contains("Mercantilism")) cost *= 0.75
-        if (adoptedPolicies.contains("Patronage")) cost *= 0.5
+        if (adoptedPolicies.contains("Patronage")
+                && listOf("Monument", "Temple", "Opera House", "Museum").contains(name) ) cost *= 0.5
         return (cost / 10).toInt() * 10
     }
 
diff --git a/core/src/com/unciv/models/gamebasics/unit/BaseUnit.kt b/core/src/com/unciv/models/gamebasics/unit/BaseUnit.kt
index e49c31514d..8e9609b0b4 100644
--- a/core/src/com/unciv/models/gamebasics/unit/BaseUnit.kt
+++ b/core/src/com/unciv/models/gamebasics/unit/BaseUnit.kt
@@ -91,6 +91,7 @@ class BaseUnit : INamed, IConstruction, ICivilopedia {
 
     override fun getGoldCost(adoptedPolicies: HashSet<String>): Int {
         var cost = getBaseGoldCost()
+        if(adoptedPolicies.contains("Mercantilism")) cost *= 0.75
         if(adoptedPolicies.contains("Militarism")) cost *= 0.66f
         return (cost / 10).toInt() * 10 // rounded down o nearest ten
     }