diff --git a/android/assets/jsons/Civ V - Gods & Kings/TileImprovements.json b/android/assets/jsons/Civ V - Gods & Kings/TileImprovements.json
index e3c85db438..4d3b78525b 100644
--- a/android/assets/jsons/Civ V - Gods & Kings/TileImprovements.json	
+++ b/android/assets/jsons/Civ V - Gods & Kings/TileImprovements.json	
@@ -281,7 +281,8 @@
 	{
 		"name": "Ancient ruins",
 		"terrainsCanBeBuiltOn": ["Land"],
-		"uniques": ["Unpillagable", "Provides a random bonus when entered", "Unbuildable"]
+		"uniques": ["Unpillagable", "Provides a random bonus when entered", "Unbuildable",
+			"Does not need removal of [Forest]", "Does not need removal of [Jungle]"]
 	},
 	{
 		"name": "City ruins",
diff --git a/android/assets/jsons/Civ V - Vanilla/TileImprovements.json b/android/assets/jsons/Civ V - Vanilla/TileImprovements.json
index 3026ecae53..6868de5ee5 100644
--- a/android/assets/jsons/Civ V - Vanilla/TileImprovements.json	
+++ b/android/assets/jsons/Civ V - Vanilla/TileImprovements.json	
@@ -270,7 +270,8 @@
 	{
 		"name": "Ancient ruins",
 		"terrainsCanBeBuiltOn": ["Land"],
-		"uniques": ["Unpillagable", "Provides a random bonus when entered", "Unbuildable"]
+		"uniques": ["Unpillagable", "Provides a random bonus when entered", "Unbuildable",
+			"Does not need removal of [Forest]", "Does not need removal of [Jungle]"]
 	},
 	{
 		"name": "City ruins",
diff --git a/core/src/com/unciv/logic/map/mapgenerator/MapGenerator.kt b/core/src/com/unciv/logic/map/mapgenerator/MapGenerator.kt
index 9cd1939440..7820f78de5 100644
--- a/core/src/com/unciv/logic/map/mapgenerator/MapGenerator.kt
+++ b/core/src/com/unciv/logic/map/mapgenerator/MapGenerator.kt
@@ -17,6 +17,7 @@ import com.unciv.models.ruleset.unique.Unique
 import com.unciv.models.ruleset.unique.UniqueType
 import com.unciv.ui.screens.mapeditorscreen.MapGeneratorSteps
 import com.unciv.logic.map.tile.TileNormalizer
+import com.unciv.models.ruleset.tile.TileImprovement
 import com.unciv.models.ruleset.unique.StateForConditionals
 import com.unciv.utils.debug
 import kotlinx.coroutines.CoroutineScope
@@ -353,13 +354,18 @@ class MapGenerator(val ruleset: Ruleset, private val coroutineScope: CoroutineSc
         val ruinsEquivalents = ruleset.tileImprovements.filter { it.value.isAncientRuinsEquivalent() }
         if (map.mapParameters.noRuins || ruinsEquivalents.isEmpty() )
             return
-        val suitableTiles = map.values.filter { it.isLand && !it.isImpassible() }
+        
+        fun isPlaceable(improvement: TileImprovement, tile: Tile) =
+            tile.improvementFunctions.canImprovementBeBuiltHere(improvement, stateForConditionals = StateForConditionals.IgnoreConditionals)
+        
+        val suitableTiles = map.values.filter { it.isLand && !it.isImpassible()
+                && ruinsEquivalents.values.any { improvement -> isPlaceable(improvement, it) } }
         val locations = randomness.chooseSpreadOutLocations(
                 (suitableTiles.size * ruleset.modOptions.constants.ancientRuinCountMultiplier).roundToInt(),
                 suitableTiles,
                 map.mapParameters.mapSize.radius)
         for (tile in locations)
-            tile.improvement = ruinsEquivalents.keys.random()
+            tile.improvement = ruinsEquivalents.values.filter { isPlaceable(it, tile) }.random().name
     }
 
     private fun spreadResources(tileMap: TileMap) {