diff --git a/patches/server/0205-Structure-seed-options.patch b/patches/server/0205-Structure-seed-options.patch
index 7eccd95a1..ce25f3d1f 100644
--- a/patches/server/0205-Structure-seed-options.patch
+++ b/patches/server/0205-Structure-seed-options.patch
@@ -5,35 +5,54 @@ Subject: [PATCH] Structure seed options
 
 
 diff --git a/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java b/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
-index e4591c0b3c8547cc6f4e2a0891fc378ee4334d9e..fe0f14b363f4e6b583cd079f2cf627605731f764 100644
+index e4591c0b3c8547cc6f4e2a0891fc378ee4334d9e..b2c93ce627cf0a50b4b0a60d2d4206e6c6904e0a 100644
 --- a/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
 +++ b/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
-@@ -580,6 +580,23 @@ public abstract class ChunkGenerator implements BiomeManager.NoiseBiomeSource {
-                     case "village":
-                         seed = conf.villageSeed;
-                         break;
-+                    // Purpur start
-+                    case "stronghold":
-+                        if (org.purpurmc.purpur.PurpurConfig.seedStructureStronghold != -1) {
-+                            seed = org.purpurmc.purpur.PurpurConfig.seedStructureStronghold;
-+                        }
-+                        break;
-+                    case "mineshaft":
-+                        if (org.purpurmc.purpur.PurpurConfig.seedStructureMineshaft != -1) {
-+                            seed = org.purpurmc.purpur.PurpurConfig.seedStructureMineshaft;
-+                        }
-+                        break;
-+                    case "buried_treasure":
-+                        if (org.purpurmc.purpur.PurpurConfig.seedStructureBuriedTreasure != -1) {
-+                            seed = org.purpurmc.purpur.PurpurConfig.seedStructureBuriedTreasure;
-+                        }
-+                        break;
-+                    // Purpur end
-                 }
+@@ -87,7 +87,10 @@ public abstract class ChunkGenerator implements BiomeManager.NoiseBiomeSource {
+         this.biomeSource = populationSource;
+         this.runtimeBiomeSource = biomeSource;
+         this.settings = structuresConfig;
+-        this.strongholdSeed = worldSeed;
++        // Purpur start
++        int salt = org.purpurmc.purpur.PurpurConfig.seedStructureStronghold;
++        this.strongholdSeed = worldSeed + (salt != -1 ? salt : 0);
++        // Purpur end
+     }
  
-                 updated.put(entry.getKey(), new StructureFeatureConfiguration(feature.spacing(), feature.separation(), seed));
+     private void generateStrongholds() {
+diff --git a/src/main/java/net/minecraft/world/level/levelgen/feature/BuriedTreasureFeature.java b/src/main/java/net/minecraft/world/level/levelgen/feature/BuriedTreasureFeature.java
+index c4ec2e41314da9501dc62baa024607b2782d2c73..54341db6faf66c8e84156ee3a310fd0d6561b632 100644
+--- a/src/main/java/net/minecraft/world/level/levelgen/feature/BuriedTreasureFeature.java
++++ b/src/main/java/net/minecraft/world/level/levelgen/feature/BuriedTreasureFeature.java
+@@ -21,7 +21,10 @@ public class BuriedTreasureFeature extends StructureFeature<ProbabilityFeatureCo
+ 
+     private static boolean checkLocation(PieceGeneratorSupplier.Context<ProbabilityFeatureConfiguration> context) {
+         WorldgenRandom worldgenRandom = new WorldgenRandom(new LegacyRandomSource(0L));
+-        worldgenRandom.setLargeFeatureWithSalt(context.seed(), context.chunkPos().x, context.chunkPos().z, 10387320);
++        // Purpur start
++        int salt = org.purpurmc.purpur.PurpurConfig.seedStructureBuriedTreasure;
++        worldgenRandom.setLargeFeatureWithSalt(context.seed(), context.chunkPos().x, context.chunkPos().z, salt != -1 ? salt : RANDOM_SALT);
++        // Purpur end
+         return worldgenRandom.nextFloat() < (context.config()).probability && context.validBiomeOnTop(Heightmap.Types.OCEAN_FLOOR_WG);
+     }
+ 
+diff --git a/src/main/java/net/minecraft/world/level/levelgen/feature/MineshaftFeature.java b/src/main/java/net/minecraft/world/level/levelgen/feature/MineshaftFeature.java
+index 45f11284bf65081b3b2e8da85114efbe5efd5b42..354a923350cbfc76645136858e8e96285de139a1 100644
+--- a/src/main/java/net/minecraft/world/level/levelgen/feature/MineshaftFeature.java
++++ b/src/main/java/net/minecraft/world/level/levelgen/feature/MineshaftFeature.java
+@@ -27,6 +27,10 @@ public class MineshaftFeature extends StructureFeature<MineshaftConfiguration> {
+ 
+     private static boolean checkLocation(PieceGeneratorSupplier.Context<MineshaftConfiguration> context) {
+         WorldgenRandom worldgenRandom = new WorldgenRandom(new LegacyRandomSource(0L));
++        // Purpur start
++        int salt = org.purpurmc.purpur.PurpurConfig.seedStructureMineshaft;
++        if (salt != -1) worldgenRandom.setLargeFeatureWithSalt(context.seed(), context.chunkPos().x, context.chunkPos().z, salt); else
++        // Purpur end
+         worldgenRandom.setLargeFeatureSeed(context.seed(), context.chunkPos().x, context.chunkPos().z);
+         double d = (double)(context.config()).probability;
+         return worldgenRandom.nextDouble() >= d ? false : context.validBiome().test(context.chunkGenerator().getNoiseBiome(QuartPos.fromBlock(context.chunkPos().getMiddleBlockX()), QuartPos.fromBlock(50), QuartPos.fromBlock(context.chunkPos().getMiddleBlockZ())));
 diff --git a/src/main/java/org/purpurmc/purpur/PurpurConfig.java b/src/main/java/org/purpurmc/purpur/PurpurConfig.java
-index 60c6793cf7a684f7c111c05fc453413e1ea3fd2f..0ccb09e9c00f7434f4158001c983ab547c7b56e0 100644
+index 64a8dad26d17a9f921d4fd57991dab955e08afb5..ad8d92f04524fa6e7a7a4c390e8b744889dae968 100644
 --- a/src/main/java/org/purpurmc/purpur/PurpurConfig.java
 +++ b/src/main/java/org/purpurmc/purpur/PurpurConfig.java
 @@ -194,6 +194,17 @@ public class PurpurConfig {