diff --git a/classlib/src/main/java/org/teavm/classlib/java/util/ArraysNativeGenerator.java b/classlib/src/main/java/org/teavm/classlib/java/util/ArraysNativeGenerator.java
new file mode 100644
index 0000000000..17b23b43ef
--- /dev/null
+++ b/classlib/src/main/java/org/teavm/classlib/java/util/ArraysNativeGenerator.java
@@ -0,0 +1,37 @@
+/*
+ *  Copyright 2025 ihromant.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.teavm.classlib.java.util;
+
+import org.teavm.backend.javascript.codegen.SourceWriter;
+import org.teavm.backend.javascript.spi.Generator;
+import org.teavm.backend.javascript.spi.GeneratorContext;
+import org.teavm.backend.javascript.templating.JavaScriptTemplate;
+import org.teavm.backend.javascript.templating.JavaScriptTemplateFactory;
+import org.teavm.model.MethodReference;
+
+public class ArraysNativeGenerator implements Generator {
+    private JavaScriptTemplate template;
+
+    public ArraysNativeGenerator(JavaScriptTemplateFactory templateFactory) {
+        template = templateFactory.createFromResource("org/teavm/classlib/java/util/Arrays.js");
+    }
+
+    @Override
+    public void generate(GeneratorContext context, SourceWriter writer, MethodReference methodRef) {
+        var fragment = template.builder(methodRef.getName()).withContext(context).build();
+        fragment.write(writer, 0);
+    }
+}
diff --git a/classlib/src/main/java/org/teavm/classlib/java/util/TArrays.java b/classlib/src/main/java/org/teavm/classlib/java/util/TArrays.java
index ef3ce227f9..6a1367c0b1 100644
--- a/classlib/src/main/java/org/teavm/classlib/java/util/TArrays.java
+++ b/classlib/src/main/java/org/teavm/classlib/java/util/TArrays.java
@@ -23,6 +23,8 @@
 import java.util.function.IntToDoubleFunction;
 import java.util.function.IntToLongFunction;
 import java.util.function.IntUnaryOperator;
+import org.teavm.backend.javascript.spi.GeneratedBy;
+import org.teavm.classlib.PlatformDetector;
 import org.teavm.classlib.java.lang.TIllegalArgumentException;
 import org.teavm.classlib.java.lang.TMath;
 import org.teavm.classlib.java.lang.TObject;
@@ -488,7 +490,20 @@ public static void sort(int[] a, int fromIndex, int toIndex) {
         }
     }
 
+    @GeneratedBy(ArraysNativeGenerator.class)
+    private static native void sortJS(Object arr);
+
+    @GeneratedBy(ArraysNativeGenerator.class)
+    private static native <T> void sortJSCmp(T[] arr, TComparator<T> cmp);
+
+    //@JSBody(params = {"arr", "cmp"}, script="arr.sort(cmp);")
+    //private static native void sortJS(@JSByRef Object arr, TComparator<Object> cmp);
+
     public static void sort(int[] a) {
+        if (PlatformDetector.isJavaScript()) {
+            sortJS(a);
+            return;
+        }
         if (a.length == 0) {
             return;
         }
@@ -930,6 +945,10 @@ private static void merge(double[] a, double[] b, int from, int split, int to) {
     }
 
     public static void sort(Object[] a) {
+        if (PlatformDetector.isJavaScript()) {
+            sortJSCmp(a, TComparator.NaturalOrder.instance());
+            return;
+        }
         sort(a, TComparator.NaturalOrder.instance());
     }
 
diff --git a/classlib/src/main/resources/org/teavm/classlib/java/util/Arrays.js b/classlib/src/main/resources/org/teavm/classlib/java/util/Arrays.js
new file mode 100644
index 0000000000..6485c7768d
--- /dev/null
+++ b/classlib/src/main/resources/org/teavm/classlib/java/util/Arrays.js
@@ -0,0 +1,23 @@
+/*
+ *  Copyright 2025 ihromant.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+function sortJS(arr) {
+    arr.data.sort();
+}
+
+function sortJSCmp(arr, cmp) {
+    arr.data.sort((a, b) => cmp.$compare1.apply(null, a, b));
+}
\ No newline at end of file
diff --git a/tests/src/test/java/org/teavm/classlib/java/util/ArraysTest.java b/tests/src/test/java/org/teavm/classlib/java/util/ArraysTest.java
index d762a5cb42..bb842284ca 100644
--- a/tests/src/test/java/org/teavm/classlib/java/util/ArraysTest.java
+++ b/tests/src/test/java/org/teavm/classlib/java/util/ArraysTest.java
@@ -32,6 +32,14 @@
 public class ArraysTest {
     @Test
     public void arraySorted() {
+        int[] intArr = { 2, 5, 7, 3, 5, 6 };
+        Arrays.sort(intArr);
+        assertEquals(2, intArr[0]);
+        assertEquals(3, intArr[1]);
+        assertEquals(5, intArr[2]);
+        assertEquals(5, intArr[3]);
+        assertEquals(6, intArr[4]);
+        assertEquals(7, intArr[5]);
         Integer[] array = { 2, 5, 7, 3, 5, 6 };
         Arrays.sort(array);
         assertEquals(Integer.valueOf(2), array[0]);