diff --git a/paper-server/patches/sources/net/minecraft/world/entity/monster/Slime.java.patch b/paper-server/patches/sources/net/minecraft/world/entity/monster/Slime.java.patch
index e1bfe627b3..07e8b608d3 100644
--- a/paper-server/patches/sources/net/minecraft/world/entity/monster/Slime.java.patch
+++ b/paper-server/patches/sources/net/minecraft/world/entity/monster/Slime.java.patch
@@ -90,7 +90,7 @@
  
              ChunkPos chunkcoordintpair = new ChunkPos(pos);
 -            boolean flag = WorldgenRandom.seedSlimeChunk(chunkcoordintpair.x, chunkcoordintpair.z, ((WorldGenLevel) world).getSeed(), 987234911L).nextInt(10) == 0;
-+            boolean flag = WorldgenRandom.seedSlimeChunk(chunkcoordintpair.x, chunkcoordintpair.z, ((WorldGenLevel) world).getSeed(), world.getMinecraftWorld().spigotConfig.slimeSeed).nextInt(10) == 0; // Spigot
++                boolean flag = world.getMinecraftWorld().paperConfig().entities.spawning.allChunksAreSlimeChunks || WorldgenRandom.seedSlimeChunk(chunkcoordintpair.x, chunkcoordintpair.z, ((WorldGenLevel) world).getSeed(), world.getMinecraftWorld().spigotConfig.slimeSeed).nextInt(10) == 0; // Spigot // Paper
  
              if (random.nextInt(10) == 0 && flag && pos.getY() < 40) {
                  return checkMobSpawnRules(type, world, spawnReason, pos, random);
diff --git a/paper-server/src/main/java/org/bukkit/craftbukkit/CraftChunk.java b/paper-server/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
index d54e0ab739..d3b2d71a57 100644
--- a/paper-server/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
+++ b/paper-server/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
@@ -218,7 +218,7 @@ public class CraftChunk implements Chunk {
     @Override
     public boolean isSlimeChunk() {
         // 987234911L is deterimined in EntitySlime when seeing if a slime can spawn in a chunk
-        return WorldgenRandom.seedSlimeChunk(this.getX(), this.getZ(), this.getWorld().getSeed(), this.worldServer.spigotConfig.slimeSeed).nextInt(10) == 0;
+        return this.worldServer.paperConfig().entities.spawning.allChunksAreSlimeChunks || WorldgenRandom.seedSlimeChunk(this.getX(), this.getZ(), this.getWorld().getSeed(), worldServer.spigotConfig.slimeSeed).nextInt(10) == 0; // Paper
     }
 
     @Override