diff --git a/cesiumjs4gwt-main/src/main/java/org/cesiumjs/cs/scene/experimental/ModelExperimental.java b/cesiumjs4gwt-main/src/main/java/org/cesiumjs/cs/scene/experimental/ModelExperimental.java
index e2ae6a21a29a8641b669587af57fb26eee05787d..4ca0787dd5d5d3cebf061136bcdb2c25861e94d7 100644
--- a/cesiumjs4gwt-main/src/main/java/org/cesiumjs/cs/scene/experimental/ModelExperimental.java
+++ b/cesiumjs4gwt-main/src/main/java/org/cesiumjs/cs/scene/experimental/ModelExperimental.java
@@ -28,6 +28,7 @@ import org.cesiumjs.cs.promise.Promise;
 import org.cesiumjs.cs.scene.ImageBasedLighting;
 import org.cesiumjs.cs.scene.PointCloudShading;
 import org.cesiumjs.cs.scene.enums.ColorBlendMode;
+import org.cesiumjs.cs.scene.enums.HeightReference;
 import org.cesiumjs.cs.scene.experimental.options.ModelExperimentalFromGltfOptions;
 import org.cesiumjs.cs.scene.experimental.options.ModelExperimentalOptions;
 
@@ -99,6 +100,12 @@ public class ModelExperimental {
      */
     @JsProperty
     public double featureIdLabel;
+    /**
+     * The height reference of the model, which determines how the model is drawn relative to terrain.
+     * Default: {@link HeightReference#NONE()}
+     */
+    @JsProperty
+    public HeightReference heightReference;
     /**
      * The index into the list of instance feature IDs used for picking and styling. If both per-primitive and
      * per-instance feature IDs are present, the instance feature IDs take priority.
diff --git a/cesiumjs4gwt-main/src/main/java/org/cesiumjs/cs/scene/experimental/options/ModelExperimentalOptions.java b/cesiumjs4gwt-main/src/main/java/org/cesiumjs/cs/scene/experimental/options/ModelExperimentalOptions.java
index c1495c095c01464f20b6b4e59fc9d7da77512cab..ca3e08c9add52c8444460322470dadd28c681124 100644
--- a/cesiumjs4gwt-main/src/main/java/org/cesiumjs/cs/scene/experimental/options/ModelExperimentalOptions.java
+++ b/cesiumjs4gwt-main/src/main/java/org/cesiumjs/cs/scene/experimental/options/ModelExperimentalOptions.java
@@ -25,6 +25,7 @@ import org.cesiumjs.cs.core.Resource;
 import org.cesiumjs.cs.scene.Cesium3DTileContent;
 import org.cesiumjs.cs.scene.ImageBasedLighting;
 import org.cesiumjs.cs.scene.PointCloudShading;
+import org.cesiumjs.cs.scene.enums.HeightReference;
 import org.cesiumjs.cs.scene.enums.ShadowMode;
 import org.cesiumjs.cs.scene.experimental.CustomShader;
 import org.cesiumjs.cs.scene.enums.ColorBlendMode;
@@ -100,6 +101,12 @@ public class ModelExperimentalOptions {
      */
     @JsProperty
     public Cesium3DTileContent content;
+    /**
+     * Determines how the model is drawn relative to terrain.
+     * Default: {@link HeightReference#NONE()}
+     */
+    @JsProperty
+    public HeightReference heightReference;
     /**
      * Whether or not to render the model.
      */