diff --git a/gdextension/extension_api.json b/gdextension/extension_api.json
index 30e0211b..5a22648c 100644
--- a/gdextension/extension_api.json
+++ b/gdextension/extension_api.json
@@ -3,9 +3,9 @@
 		"version_major": 4,
 		"version_minor": 0,
 		"version_patch": 0,
-		"version_status": "rc1",
+		"version_status": "rc2",
 		"version_build": "official",
-		"version_full_name": "Godot Engine v4.0.rc1.official"
+		"version_full_name": "Godot Engine v4.0.rc2.official"
 	},
 	"builtin_class_sizes": [
 		{
@@ -32256,6 +32256,39 @@
 						"type": "Vector3"
 					}
 				},
+				{
+					"name": "get_root_motion_position_accumulator",
+					"is_const": true,
+					"is_vararg": false,
+					"is_static": false,
+					"is_virtual": false,
+					"hash": 3360562783,
+					"return_value": {
+						"type": "Vector3"
+					}
+				},
+				{
+					"name": "get_root_motion_rotation_accumulator",
+					"is_const": true,
+					"is_vararg": false,
+					"is_static": false,
+					"is_virtual": false,
+					"hash": 1222331677,
+					"return_value": {
+						"type": "Quaternion"
+					}
+				},
+				{
+					"name": "get_root_motion_scale_accumulator",
+					"is_const": true,
+					"is_vararg": false,
+					"is_static": false,
+					"is_virtual": false,
+					"hash": 3360562783,
+					"return_value": {
+						"type": "Vector3"
+					}
+				},
 				{
 					"name": "advance",
 					"is_const": false,
@@ -38530,7 +38563,7 @@
 					"hash": 83702148,
 					"arguments": [
 						{
-							"name": "output_device",
+							"name": "name",
 							"type": "String"
 						}
 					]
@@ -84946,7 +84979,27 @@
 					"is_vararg": false,
 					"is_static": false,
 					"is_virtual": false,
-					"hash": 1327703655,
+					"hash": 1850254898,
+					"return_value": {
+						"type": "enum::Error"
+					},
+					"arguments": [
+						{
+							"name": "language",
+							"type": "ScriptLanguage"
+						}
+					]
+				},
+				{
+					"name": "unregister_script_language",
+					"is_const": false,
+					"is_vararg": false,
+					"is_static": false,
+					"is_virtual": false,
+					"hash": 1850254898,
+					"return_value": {
+						"type": "enum::Error"
+					},
 					"arguments": [
 						{
 							"name": "language",
@@ -117040,7 +117093,7 @@
 					"hash": 1286410249,
 					"arguments": [
 						{
-							"name": "lines_visible",
+							"name": "visible_lines",
 							"type": "int",
 							"meta": "int32"
 						}
@@ -152613,7 +152666,7 @@
 					"is_virtual": false,
 					"hash": 550215980,
 					"return_value": {
-						"type": "typedarray::PackedVector2Array"
+						"type": "typedarray::PackedVector3Array"
 					},
 					"arguments": [
 						{
@@ -181218,7 +181271,7 @@
 					"is_vararg": false,
 					"is_static": false,
 					"is_virtual": false,
-					"hash": 1102329001,
+					"hash": 125363422,
 					"return_value": {
 						"type": "PackedByteArray"
 					},
@@ -181226,6 +181279,18 @@
 						{
 							"name": "buffer",
 							"type": "RID"
+						},
+						{
+							"name": "offset_bytes",
+							"type": "int",
+							"meta": "uint32",
+							"default_value": "0"
+						},
+						{
+							"name": "size_bytes",
+							"type": "int",
+							"meta": "uint32",
+							"default_value": "0"
 						}
 					]
 				},
@@ -237947,6 +238012,43 @@
 						"type": "enum::TileMap.VisibilityMode"
 					}
 				},
+				{
+					"name": "set_navigation_map",
+					"is_const": false,
+					"is_vararg": false,
+					"is_static": false,
+					"is_virtual": false,
+					"hash": 4040184819,
+					"arguments": [
+						{
+							"name": "layer",
+							"type": "int",
+							"meta": "int32"
+						},
+						{
+							"name": "map",
+							"type": "RID"
+						}
+					]
+				},
+				{
+					"name": "get_navigation_map",
+					"is_const": true,
+					"is_vararg": false,
+					"is_static": false,
+					"is_virtual": false,
+					"hash": 495598643,
+					"return_value": {
+						"type": "RID"
+					},
+					"arguments": [
+						{
+							"name": "layer",
+							"type": "int",
+							"meta": "int32"
+						}
+					]
+				},
 				{
 					"name": "set_cell",
 					"is_const": false,
diff --git a/gdextension/gdextension_interface.h b/gdextension/gdextension_interface.h
index 3865b152..f323b2aa 100644
--- a/gdextension/gdextension_interface.h
+++ b/gdextension/gdextension_interface.h
@@ -554,7 +554,7 @@ typedef struct {
 	GDExtensionVariantPtr (*array_operator_index)(GDExtensionTypePtr p_self, GDExtensionInt p_index); // p_self should be an Array ptr
 	GDExtensionVariantPtr (*array_operator_index_const)(GDExtensionConstTypePtr p_self, GDExtensionInt p_index); // p_self should be an Array ptr
 	void (*array_ref)(GDExtensionTypePtr p_self, GDExtensionConstTypePtr p_from); // p_self should be an Array ptr
-	void (*array_set_typed)(GDExtensionTypePtr p_self, uint32_t p_type, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstVariantPtr p_script); // p_self should be an Array ptr
+	void (*array_set_typed)(GDExtensionTypePtr p_self, GDExtensionVariantType p_type, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstVariantPtr p_script); // p_self should be an Array ptr
 
 	/* Dictionary functions */