diff --git a/bundles/org.eclipse.sirius.emfjson/src/main/java/org/eclipse/sirius/emfjson/utils/GsonEObjectDeserializer.java b/bundles/org.eclipse.sirius.emfjson/src/main/java/org/eclipse/sirius/emfjson/utils/GsonEObjectDeserializer.java
index 15eb3d7..8c89047 100644
--- a/bundles/org.eclipse.sirius.emfjson/src/main/java/org/eclipse/sirius/emfjson/utils/GsonEObjectDeserializer.java
+++ b/bundles/org.eclipse.sirius.emfjson/src/main/java/org/eclipse/sirius/emfjson/utils/GsonEObjectDeserializer.java
@@ -447,7 +447,9 @@ private void deserializeData(JsonObject properties, EClass eClass, EObject eObje
             Set<Entry<String, JsonElement>> entrySet = properties.entrySet();
             for (Entry<String, JsonElement> entry : entrySet) {
                 EStructuralFeature eStructuralFeature = eClass.getEStructuralFeature(entry.getKey());
-
+                if (this.extendedMetaData != null) {
+                    eStructuralFeature = this.extendedMetaData.getElement(eClass, eClass.getEPackage().getNsURI(), entry.getKey());
+                }
                 if (eStructuralFeature instanceof EAttribute) {
                     this.deserializeEAttribute((EAttribute) eStructuralFeature, entry.getValue(), eObject);
                 } else if (eStructuralFeature instanceof EReference) {
diff --git a/tests/org.eclipse.sirius.emfjson.tests/src/main/java/org/eclipse/sirius/emfjson/tests/internal/unit/load/ExtendedMetaDataLoadTests.java b/tests/org.eclipse.sirius.emfjson.tests/src/main/java/org/eclipse/sirius/emfjson/tests/internal/unit/load/ExtendedMetaDataLoadTests.java
new file mode 100644
index 0000000..720730d
--- /dev/null
+++ b/tests/org.eclipse.sirius.emfjson.tests/src/main/java/org/eclipse/sirius/emfjson/tests/internal/unit/load/ExtendedMetaDataLoadTests.java
@@ -0,0 +1,83 @@
+/*******************************************************************************
+ * Copyright (c) 2023 Obeo.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Obeo - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.sirius.emfjson.tests.internal.unit.load;
+
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.emf.ecore.EStructuralFeature;
+import org.eclipse.emf.ecore.util.BasicExtendedMetaData;
+import org.eclipse.emf.ecore.util.ExtendedMetaData;
+import org.eclipse.sirius.emfjson.resource.JsonResource;
+import org.eclipse.sirius.emfjson.tests.internal.AbstractEMFJsonTests;
+import org.junit.Test;
+
+/**
+ * Tests loading with ExtendedMetaData.
+ */
+public class ExtendedMetaDataLoadTests extends AbstractEMFJsonTests {
+
+    /**
+     * {@inheritDoc}
+     *
+     * @see org.eclipse.sirius.emfjson.tests.internal.AbstractEMFJsonTests#getRootPath()
+     */
+    @Override
+    protected String getRootPath() {
+        return "/unit/attributes/extendedmetadata/"; //$NON-NLS-1$
+    }
+
+    /**
+     * Change the name of a monovalued EAttribute.
+     */
+    @Test
+    public void testChangeAttributeNameMono() {
+        ExtendedMetaData metaData = new BasicExtendedMetaData() {
+            @Override
+            public EStructuralFeature getElement(EClass eClass, String namespace, String name) {
+                if ("NodeSingleValueAttribute".equals(eClass.getName()) && "singleStringAttributeOld".equals(name)) { //$NON-NLS-1$ //$NON-NLS-2$
+                    return eClass.getEStructuralFeature("singleStringAttribute"); //$NON-NLS-1$
+                }
+                return super.getElement(eClass, namespace, name);
+            }
+
+        };
+        this.options.put(JsonResource.OPTION_EXTENDED_META_DATA, metaData);
+        this.testLoad("TestChangeAttributeNameMono.xmi"); //$NON-NLS-1$
+    }
+
+    /**
+     * Change the name of a multivalued EAttribute.
+     */
+    @Test
+    public void testChangeAttributeNameMulti() {
+        // CHECKSTYLE:OFF
+        ExtendedMetaData metaData = new BasicExtendedMetaData() {
+
+            /**
+             * {@inheritDoc}
+             *
+             * @see org.eclipse.emf.ecore.util.BasicExtendedMetaData#getElement(org.eclipse.emf.ecore.EClass,
+             *      java.lang.String, java.lang.String)
+             */
+            @Override
+            public EStructuralFeature getElement(EClass eClass, String namespace, String name) {
+                if ("NodeMultiValuedAttribute".equals(eClass.getName()) && "multiStringAttributeOld".equals(name)) { //$NON-NLS-1$ //$NON-NLS-2$
+                    return eClass.getEStructuralFeature("multiStringAttribute"); //$NON-NLS-1$
+                }
+                return super.getElement(eClass, namespace, name);
+            }
+
+        };
+        // CHECKSTYLE:ON
+        this.options.put(JsonResource.OPTION_EXTENDED_META_DATA, metaData);
+        this.testLoad("TestChangeAttributeNameMulti.xmi"); //$NON-NLS-1$
+    }
+
+}
diff --git a/tests/org.eclipse.sirius.emfjson.tests/src/main/resources/unit/attributes/extendedmetadata/TestChangeAttributeNameMono.json b/tests/org.eclipse.sirius.emfjson.tests/src/main/resources/unit/attributes/extendedmetadata/TestChangeAttributeNameMono.json
new file mode 100644
index 0000000..fc4c951
--- /dev/null
+++ b/tests/org.eclipse.sirius.emfjson.tests/src/main/resources/unit/attributes/extendedmetadata/TestChangeAttributeNameMono.json
@@ -0,0 +1,21 @@
+{
+  "json": {
+    "version": "1.0",
+    "encoding": "utf-8"
+  },
+  "ns": {
+    "emfjson": "http://obeo.fr/emfjson",
+    "nodes": "http://www.obeo.fr/EMFJson"
+  },
+  "schemaLocation": {
+    "http://www.obeo.fr/EMFJson": "../../../nodes.ecore"
+  },
+  "content": [
+    {
+      "eClass": "nodes:NodeSingleValueAttribute",
+      "data": {
+        "singleStringAttributeOld": "singleStringAttribute value"
+      }
+    }
+  ]
+}
\ No newline at end of file
diff --git a/tests/org.eclipse.sirius.emfjson.tests/src/main/resources/unit/attributes/extendedmetadata/TestChangeAttributeNameMono.xmi b/tests/org.eclipse.sirius.emfjson.tests/src/main/resources/unit/attributes/extendedmetadata/TestChangeAttributeNameMono.xmi
new file mode 100644
index 0000000..a89f2d3
--- /dev/null
+++ b/tests/org.eclipse.sirius.emfjson.tests/src/main/resources/unit/attributes/extendedmetadata/TestChangeAttributeNameMono.xmi
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="ASCII"?>
+<nodes:NodeSingleValueAttribute
+    xmi:version="2.0"
+    xmlns:xmi="http://www.omg.org/XMI"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns:nodes="http://www.obeo.fr/EMFJson"
+    xsi:schemaLocation="http://www.obeo.fr/EMFJson ../../../nodes.ecore"
+    singleStringAttribute="singleStringAttribute value"/>
diff --git a/tests/org.eclipse.sirius.emfjson.tests/src/main/resources/unit/attributes/extendedmetadata/TestChangeAttributeNameMulti.json b/tests/org.eclipse.sirius.emfjson.tests/src/main/resources/unit/attributes/extendedmetadata/TestChangeAttributeNameMulti.json
new file mode 100644
index 0000000..f5b5520
--- /dev/null
+++ b/tests/org.eclipse.sirius.emfjson.tests/src/main/resources/unit/attributes/extendedmetadata/TestChangeAttributeNameMulti.json
@@ -0,0 +1,25 @@
+{
+  "json": {
+    "version": "1.0",
+    "encoding": "utf-8"
+  },
+  "ns": {
+    "emfjson": "http://obeo.fr/emfjson",
+    "nodes": "http://www.obeo.fr/EMFJson"
+  },
+  "schemaLocation": {
+    "http://www.obeo.fr/EMFJson": "../../../nodes.ecore"
+  },
+  "content": [
+    {
+      "eClass": "nodes:NodeMultiValuedAttribute",
+      "data": {
+        "multiStringAttributeOld": [ 
+			"multiStringAttribute value 1", 
+			"multiStringAttribute value 2", 
+			"multiStringAttribute value 3" 
+		]
+      }
+    }
+  ]
+}
\ No newline at end of file
diff --git a/tests/org.eclipse.sirius.emfjson.tests/src/main/resources/unit/attributes/extendedmetadata/TestChangeAttributeNameMulti.xmi b/tests/org.eclipse.sirius.emfjson.tests/src/main/resources/unit/attributes/extendedmetadata/TestChangeAttributeNameMulti.xmi
new file mode 100644
index 0000000..8de839a
--- /dev/null
+++ b/tests/org.eclipse.sirius.emfjson.tests/src/main/resources/unit/attributes/extendedmetadata/TestChangeAttributeNameMulti.xmi
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="ASCII"?>
+<nodes:NodeMultiValuedAttribute
+    xmi:version="2.0"
+    xmlns:xmi="http://www.omg.org/XMI"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns:nodes="http://www.obeo.fr/EMFJson"
+    xsi:schemaLocation="http://www.obeo.fr/EMFJson ../../../nodes.ecore">
+  <multiStringAttribute>multiStringAttribute value 1</multiStringAttribute>
+  <multiStringAttribute>multiStringAttribute value 2</multiStringAttribute>
+  <multiStringAttribute>multiStringAttribute value 3</multiStringAttribute>
+</nodes:NodeMultiValuedAttribute>