diff --git a/patches/api/Fix-upstream-javadocs.patch b/patches/api/Fix-upstream-javadocs.patch
index 94ba8ba47e..4c9061bca9 100644
--- a/patches/api/Fix-upstream-javadocs.patch
+++ b/patches/api/Fix-upstream-javadocs.patch
@@ -494,6 +494,29 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
       * @param sz The new size of the slime.
       */
      public void setSize(int sz);
+diff --git a/src/main/java/org/bukkit/entity/Sniffer.java b/src/main/java/org/bukkit/entity/Sniffer.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/org/bukkit/entity/Sniffer.java
++++ b/src/main/java/org/bukkit/entity/Sniffer.java
+@@ -0,0 +0,0 @@ public interface Sniffer extends Animals {
+ 
+     /**
+      * Gets the locations explored by the sniffer.
+-     * <br>
+-     * <b>Note:</b> the returned locations use sniffer's current world.
+      *
+      * @return a collection of locations
+      */
+@@ -0,0 +0,0 @@ public interface Sniffer extends Animals {
+ 
+     /**
+      * Remove a location of the explored locations.
+-     * <br>
+-     * <b>Note:</b> the location must be in the sniffer's current world for this
+-     * method to have any effect.
+      *
+      * @param location the location to remove
+      * @see #getExploredLocations()
 diff --git a/src/main/java/org/bukkit/entity/Villager.java b/src/main/java/org/bukkit/entity/Villager.java
 index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
 --- a/src/main/java/org/bukkit/entity/Villager.java
diff --git a/patches/server/Fix-sniffer-removeExploredLocation.patch b/patches/server/Fix-sniffer-removeExploredLocation.patch
new file mode 100644
index 0000000000..1940a43859
--- /dev/null
+++ b/patches/server/Fix-sniffer-removeExploredLocation.patch
@@ -0,0 +1,29 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Lulu13022002 <41980282+Lulu13022002@users.noreply.github.com>
+Date: Sun, 11 Jun 2023 19:02:46 +0200
+Subject: [PATCH] Fix sniffer removeExploredLocation
+
+Add support to remove explored location in different world
+
+diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftSniffer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftSniffer.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftSniffer.java
++++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftSniffer.java
+@@ -0,0 +0,0 @@ public class CraftSniffer extends CraftAnimals implements Sniffer {
+     @Override
+     public void removeExploredLocation(Location location) {
+         Preconditions.checkArgument(location != null, "location cannot be null");
+-        if (location.getWorld() != getWorld()) {
+-            return;
+-        }
+ 
+         BlockPos blockPosition = CraftLocation.toBlockPosition(location);
+-        this.getHandle().getBrain().setMemory(MemoryModuleType.SNIFFER_EXPLORED_POSITIONS, this.getHandle().getExploredPositions().filter(blockPositionExplored -> !blockPositionExplored.equals(blockPosition)).collect(Collectors.toList()));
++        // Paper start
++        net.minecraft.world.level.Level level = location.getWorld() != null ? ((org.bukkit.craftbukkit.CraftWorld) location.getWorld()).getHandle() : this.getHandle().level();
++        net.minecraft.core.GlobalPos globalPos = net.minecraft.core.GlobalPos.of(level.dimension(), blockPosition);
++        this.getHandle().getBrain().setMemory(MemoryModuleType.SNIFFER_EXPLORED_POSITIONS, this.getHandle().getExploredPositions().filter(blockPositionExplored -> !blockPositionExplored.equals(globalPos)).collect(Collectors.toList()));
++        // Paper end
+     }
+ 
+     @Override