diff --git a/src/main/java/net/minestom/server/entity/Player.java b/src/main/java/net/minestom/server/entity/Player.java
index b01fdec8e..21b8384e0 100644
--- a/src/main/java/net/minestom/server/entity/Player.java
+++ b/src/main/java/net/minestom/server/entity/Player.java
@@ -1445,16 +1445,11 @@ public class Player extends LivingEntity implements CommandSender, Localizable,
         // New chunks indexes
         final long[] updatedVisibleChunks = ChunkUtils.getChunksInRange(newChunk.toPosition(), getChunkRange());
 
-        // Find the difference between the two arrays
-        final int[] oldChunks = ArrayUtils.getDifferencesBetweenArray(lastVisibleChunks, updatedVisibleChunks);
-        final int[] newChunks = ArrayUtils.getDifferencesBetweenArray(updatedVisibleChunks, lastVisibleChunks);
-
         // Update client render distance
         updateViewPosition(newChunk.getChunkX(), newChunk.getChunkZ());
 
         // Unload old chunks
-        for (int index : oldChunks) {
-            final long chunkIndex = lastVisibleChunks[index];
+        ArrayUtils.forDifferencesBetweenArray(lastVisibleChunks, updatedVisibleChunks, chunkIndex -> {
             final int chunkX = ChunkUtils.getChunkCoordX(chunkIndex);
             final int chunkZ = ChunkUtils.getChunkCoordZ(chunkIndex);
 
@@ -1467,14 +1462,11 @@ public class Player extends LivingEntity implements CommandSender, Localizable,
             if (chunk != null) {
                 chunk.removeViewer(this);
             }
-        }
-
+        });
         // Load new chunks
-        for (int index : newChunks) {
-            final long chunkIndex = updatedVisibleChunks[index];
+        ArrayUtils.forDifferencesBetweenArray(updatedVisibleChunks, lastVisibleChunks, chunkIndex -> {
             final int chunkX = ChunkUtils.getChunkCoordX(chunkIndex);
             final int chunkZ = ChunkUtils.getChunkCoordZ(chunkIndex);
-
             this.instance.loadOptionalChunk(chunkX, chunkZ).thenAccept(chunk -> {
                 if (chunk == null) {
                     // Cannot load chunk (auto load is not enabled)
@@ -1482,7 +1474,7 @@ public class Player extends LivingEntity implements CommandSender, Localizable,
                 }
                 chunk.addViewer(this);
             });
-        }
+        });
     }
 
     public void refreshVisibleChunks() {
diff --git a/src/main/java/net/minestom/server/utils/ArrayUtils.java b/src/main/java/net/minestom/server/utils/ArrayUtils.java
index 7efc02f6d..e7c58e1c2 100644
--- a/src/main/java/net/minestom/server/utils/ArrayUtils.java
+++ b/src/main/java/net/minestom/server/utils/ArrayUtils.java
@@ -5,6 +5,7 @@ import org.jetbrains.annotations.ApiStatus;
 import org.jetbrains.annotations.NotNull;
 
 import java.util.Objects;
+import java.util.function.LongConsumer;
 
 @ApiStatus.Internal
 public final class ArrayUtils {
@@ -30,19 +31,9 @@ public final class ArrayUtils {
         System.arraycopy(arr, index + 1, arr, index, arr.length - 1 - index);
     }
 
-    /**
-     * Gets the differences between 2 arrays.
-     *
-     * @param a the first array
-     * @param b the second array
-     * @return an array containing a's indexes that aren't in b array
-     */
-    public static int @NotNull [] getDifferencesBetweenArray(long @NotNull [] a, long @NotNull [] b) {
-        int counter = 0;
-        int[] indexes = new int[Math.max(a.length, b.length)];
-
-        for (int i = 0; i < a.length; i++) {
-            final long aValue = a[i];
+    public static void forDifferencesBetweenArray(long @NotNull [] a, long @NotNull [] b,
+                                                  @NotNull LongConsumer consumer) {
+        for (final long aValue : a) {
             boolean contains = false;
             for (final long bValue : b) {
                 if (bValue == aValue) {
@@ -51,14 +42,9 @@ public final class ArrayUtils {
                 }
             }
             if (!contains) {
-                indexes[counter++] = i;
+                consumer.accept(aValue);
             }
         }
-
-        // Resize array
-        int[] result = new int[counter];
-        System.arraycopy(indexes, 0, result, 0, counter);
-        return result;
     }
 
     public static int @NotNull [] toArray(@NotNull IntList list) {