diff --git a/src/main/java/ru/betterend/world/structures/features/EternalPortalStructure.java b/src/main/java/ru/betterend/world/structures/features/EternalPortalStructure.java
index 136f49a5..c9ab83d8 100644
--- a/src/main/java/ru/betterend/world/structures/features/EternalPortalStructure.java
+++ b/src/main/java/ru/betterend/world/structures/features/EternalPortalStructure.java
@@ -15,6 +15,7 @@ import net.minecraft.world.level.levelgen.structure.pieces.PieceGeneratorSupplie
 import net.minecraft.world.level.levelgen.structure.pieces.StructurePiecesBuilder;
 import net.minecraft.world.level.levelgen.structure.templatesystem.StructureTemplate;
 import ru.bclib.util.StructureHelper;
+import ru.bclib.world.structures.BCLStructureFeature;
 import ru.betterend.BetterEnd;
 import ru.betterend.world.structures.piece.NBTPiece;
 
@@ -30,6 +31,8 @@ public class EternalPortalStructure extends FeatureBaseStructure {
     }
 
     protected static boolean checkLocation(PieceGeneratorSupplier.Context<NoneFeatureConfiguration> context) {
+        if (!BCLStructureFeature.isValidBiome(context)) return false;
+
         final ChunkPos chunkPos = context.chunkPos();
         final ChunkGenerator chunkGenerator = context.chunkGenerator();
         final LevelHeightAccessor levelHeightAccessor = context.heightAccessor();
diff --git a/src/main/java/ru/betterend/world/structures/features/FeatureBaseStructure.java b/src/main/java/ru/betterend/world/structures/features/FeatureBaseStructure.java
index 2a56e2b6..f16cea4f 100644
--- a/src/main/java/ru/betterend/world/structures/features/FeatureBaseStructure.java
+++ b/src/main/java/ru/betterend/world/structures/features/FeatureBaseStructure.java
@@ -12,6 +12,7 @@ import net.minecraft.world.level.levelgen.Heightmap;
 import net.minecraft.world.level.levelgen.feature.StructureFeature;
 import net.minecraft.world.level.levelgen.feature.configurations.NoneFeatureConfiguration;
 import net.minecraft.world.level.levelgen.structure.pieces.PieceGeneratorSupplier;
+import ru.bclib.world.structures.BCLStructureFeature;
 
 public abstract class FeatureBaseStructure extends StructureFeature<NoneFeatureConfiguration> {
 	protected static final BlockState AIR = Blocks.AIR.defaultBlockState();
@@ -21,7 +22,7 @@ public abstract class FeatureBaseStructure extends StructureFeature<NoneFeatureC
 	}
 
 	protected static boolean checkLocation(PieceGeneratorSupplier.Context<NoneFeatureConfiguration> context) {
-		return getGenerationHeight(context.chunkPos(), context.chunkGenerator(), context.heightAccessor()) >= 20;
+		return getGenerationHeight(context.chunkPos(), context.chunkGenerator(), context.heightAccessor()) >= 20 && BCLStructureFeature.isValidBiome(context);
 	}
 	
 	private static int getGenerationHeight(ChunkPos chunkPos, ChunkGenerator chunkGenerator, LevelHeightAccessor levelHeightAccessor) {