diff --git a/jso/apis/src/main/java/org/teavm/jso/dom/xml/CharacterData.java b/jso/apis/src/main/java/org/teavm/jso/dom/xml/CharacterData.java
index 6382b7107b..b67f30bc89 100644
--- a/jso/apis/src/main/java/org/teavm/jso/dom/xml/CharacterData.java
+++ b/jso/apis/src/main/java/org/teavm/jso/dom/xml/CharacterData.java
@@ -16,8 +16,9 @@
 package org.teavm.jso.dom.xml;
 
 import org.teavm.jso.JSProperty;
+import org.teavm.jso.dom.xml.mixin.ChildNode;
 
-public interface CharacterData extends Node {
+public interface CharacterData extends Node, ChildNode {
     @JSProperty
     String getData();
 
diff --git a/jso/apis/src/main/java/org/teavm/jso/dom/xml/Document.java b/jso/apis/src/main/java/org/teavm/jso/dom/xml/Document.java
index 88800f72fd..fc6745fecb 100644
--- a/jso/apis/src/main/java/org/teavm/jso/dom/xml/Document.java
+++ b/jso/apis/src/main/java/org/teavm/jso/dom/xml/Document.java
@@ -16,8 +16,9 @@
 package org.teavm.jso.dom.xml;
 
 import org.teavm.jso.JSProperty;
+import org.teavm.jso.dom.xml.mixin.ParentNode;
 
-public interface Document extends Node {
+public interface Document extends Node, ParentNode {
     @JSProperty
     DocumentType getDoctype();
 
@@ -54,8 +55,4 @@ public interface Document extends Node {
     NodeList<Element> getElementsByTagNameNS(String namespaceURI, String localName);
 
     Element getElementById(String elementId);
-
-    Element querySelector(String selectors);
-
-    NodeList<? extends Element> querySelectorAll(String selectors);
 }
diff --git a/jso/apis/src/main/java/org/teavm/jso/dom/xml/DocumentFragment.java b/jso/apis/src/main/java/org/teavm/jso/dom/xml/DocumentFragment.java
index de581e7bd8..3319c70062 100644
--- a/jso/apis/src/main/java/org/teavm/jso/dom/xml/DocumentFragment.java
+++ b/jso/apis/src/main/java/org/teavm/jso/dom/xml/DocumentFragment.java
@@ -15,6 +15,8 @@
  */
 package org.teavm.jso.dom.xml;
 
-public interface DocumentFragment extends Node {
+import org.teavm.jso.dom.xml.mixin.ParentNode;
+
+public interface DocumentFragment extends Node, ParentNode {
 
 }
diff --git a/jso/apis/src/main/java/org/teavm/jso/dom/xml/DocumentType.java b/jso/apis/src/main/java/org/teavm/jso/dom/xml/DocumentType.java
index 66e251ce24..6882032ff4 100644
--- a/jso/apis/src/main/java/org/teavm/jso/dom/xml/DocumentType.java
+++ b/jso/apis/src/main/java/org/teavm/jso/dom/xml/DocumentType.java
@@ -16,8 +16,9 @@
 package org.teavm.jso.dom.xml;
 
 import org.teavm.jso.JSProperty;
+import org.teavm.jso.dom.xml.mixin.ChildNode;
 
-public interface DocumentType extends Node {
+public interface DocumentType extends Node, ChildNode {
     @JSProperty
     String getName();
 
diff --git a/jso/apis/src/main/java/org/teavm/jso/dom/xml/Element.java b/jso/apis/src/main/java/org/teavm/jso/dom/xml/Element.java
index a718a495c1..520a6c85c3 100644
--- a/jso/apis/src/main/java/org/teavm/jso/dom/xml/Element.java
+++ b/jso/apis/src/main/java/org/teavm/jso/dom/xml/Element.java
@@ -16,8 +16,10 @@
 package org.teavm.jso.dom.xml;
 
 import org.teavm.jso.JSProperty;
+import org.teavm.jso.dom.xml.mixin.ChildNode;
+import org.teavm.jso.dom.xml.mixin.ParentNode;
 
-public interface Element extends Node {
+public interface Element extends Node, ParentNode, ChildNode {
     String getAttribute(String name);
 
     void setAttribute(String name, String value);
@@ -48,10 +50,14 @@ public interface Element extends Node {
 
     boolean hasAttributeNS(String namespaceURI, String localName);
 
-    Element querySelector(String selectors);
+    boolean toggleAttribute(String name);
+
+    boolean toggleAttribute(String name, boolean force);
+
+    Element closest(String selectors);
+
+    boolean matches(String selectors);
 
-    NodeList<? extends Element> querySelectorAll(String selectors);
-    
     @JSProperty
     String getId();
 
diff --git a/jso/apis/src/main/java/org/teavm/jso/dom/xml/Text.java b/jso/apis/src/main/java/org/teavm/jso/dom/xml/Text.java
index 543cde9913..ef365a559b 100644
--- a/jso/apis/src/main/java/org/teavm/jso/dom/xml/Text.java
+++ b/jso/apis/src/main/java/org/teavm/jso/dom/xml/Text.java
@@ -15,6 +15,6 @@
  */
 package org.teavm.jso.dom.xml;
 
-public interface Text extends Node {
+public interface Text extends CharacterData {
     Text splitText(int offset);
 }
diff --git a/jso/apis/src/main/java/org/teavm/jso/dom/xml/mixin/ChildNode.java b/jso/apis/src/main/java/org/teavm/jso/dom/xml/mixin/ChildNode.java
new file mode 100644
index 0000000000..4ece0aac06
--- /dev/null
+++ b/jso/apis/src/main/java/org/teavm/jso/dom/xml/mixin/ChildNode.java
@@ -0,0 +1,26 @@
+/*
+ *  Copyright 2025 Andi Rady Kurniawan.
+ *
+ *  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.jso.dom.xml.mixin;
+
+public interface ChildNode {
+    void before(Object... nodes);
+
+    void after(Object... nodes);
+
+    void replaceWith(Object... nodes);
+
+    void remove();
+}
diff --git a/jso/apis/src/main/java/org/teavm/jso/dom/xml/mixin/ParentNode.java b/jso/apis/src/main/java/org/teavm/jso/dom/xml/mixin/ParentNode.java
new file mode 100644
index 0000000000..06df5ffeb6
--- /dev/null
+++ b/jso/apis/src/main/java/org/teavm/jso/dom/xml/mixin/ParentNode.java
@@ -0,0 +1,31 @@
+/*
+ *  Copyright 2025 Andi Rady Kurniawan.
+ *
+ *  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.jso.dom.xml.mixin;
+
+import org.teavm.jso.dom.xml.Element;
+import org.teavm.jso.dom.xml.NodeList;
+
+public interface ParentNode {
+    void prepend(Object... nodes);
+
+    void append(Object... nodes);
+
+    void replaceChildren(Object... nodes);
+
+    Element querySelector(String selectors);
+
+    NodeList<? extends Element> querySelectorAll(String selectors);
+}