diff --git a/Obstacle.vspec b/Obstacle.vspec
new file mode 100644
index 00000000..7f7692c0
--- /dev/null
+++ b/Obstacle.vspec
@@ -0,0 +1,11 @@
+Id:
+    type: attribute
+    datatype: int64
+
+Probability:
+    type: attribute
+    datatype: float
+
+ObstacleClass:
+    type: branch
+#include ObstacleClass.vspec ObstacleClass
diff --git a/ObstacleArray.vspec b/ObstacleArray.vspec
new file mode 100644
index 00000000..15996fea
--- /dev/null
+++ b/ObstacleArray.vspec
@@ -0,0 +1,17 @@
+Vehicle:
+    type: branch
+
+Vehicle.ADAS:
+    type: branch
+
+Vehicle.ADAS.Lidar:
+    type: branch
+
+Vehicle.ADAS.Lidar.Front:
+    type: branch
+
+Vehicle.ADAS.Lidar.Front.Obstacles:
+    type: branch
+    arraysize: 10
+
+#include ObstacleData.vspec Vehicle.ADAS.Lidar.Front.Obstacles
diff --git a/ObstacleClass.vspec b/ObstacleClass.vspec
new file mode 100644
index 00000000..50e424c7
--- /dev/null
+++ b/ObstacleClass.vspec
@@ -0,0 +1,3 @@
+Class:
+    type: attribute
+    datatype: uint64
\ No newline at end of file
diff --git a/ObstacleData.vspec b/ObstacleData.vspec
new file mode 100644
index 00000000..0c1252ad
--- /dev/null
+++ b/ObstacleData.vspec
@@ -0,0 +1,4 @@
+Data:
+    type: branch
+
+#include Obstacle.vspec Data
diff --git a/out.json b/out.json
new file mode 100644
index 00000000..55f240c8
--- /dev/null
+++ b/out.json
@@ -0,0 +1,70 @@
+{
+  "Vehicle": {
+    "children": {
+      "ADAS": {
+        "children": {
+          "Lidar": {
+            "children": {
+              "Front": {
+                "children": {
+                  "Obstacles": {
+                    "arraysize": 10,
+                    "children": {
+                      "Data": {
+                        "children": {
+                          "Id": {
+                            "datatype": "int64",
+                            "description": null,
+                            "type": "attribute",
+                            "uuid": "31f7ac1946da58a194c1c6a8dad9cf1d"
+                          },
+                          "ObstacleClass": {
+                            "children": {
+                              "Class": {
+                                "datatype": "uint64",
+                                "description": null,
+                                "type": "attribute",
+                                "uuid": "c30ce72db64057fd99ac502190bf5fcb"
+                              }
+                            },
+                            "description": null,
+                            "type": "branch",
+                            "uuid": "9ea15f3abd1656e096bcdc5ee6dcbba3"
+                          },
+                          "Probability": {
+                            "datatype": "float",
+                            "description": null,
+                            "type": "attribute",
+                            "uuid": "32e416f193d250d3a5f96f0f4789bee3"
+                          }
+                        },
+                        "description": null,
+                        "type": "branch",
+                        "uuid": "9646d03cc6845c42834aa74fc91a1cfa"
+                      }
+                    },
+                    "description": null,
+                    "type": "branch",
+                    "uuid": "6ae7d48f9cd25ff694dc5ebd02f90522"
+                  }
+                },
+                "description": null,
+                "type": "branch",
+                "uuid": "f96d319c62615760861d8abe645081af"
+              }
+            },
+            "description": null,
+            "type": "branch",
+            "uuid": "aac706a4d4ca599c824ebc479c47540c"
+          }
+        },
+        "description": null,
+        "type": "branch",
+        "uuid": "14c2b2e1297b513197d320a5ce58f42e"
+      }
+    },
+    "description": null,
+    "type": "branch",
+    "uuid": "ccc825f94139544dbb5f4bfd033bece6"
+  }
+}
\ No newline at end of file
diff --git a/vspec/model/vsstree.py b/vspec/model/vsstree.py
index 06204723..91e50647 100644
--- a/vspec/model/vsstree.py
+++ b/vspec/model/vsstree.py
@@ -113,6 +113,9 @@ def __init__(self, name, source_dict: dict, parent=None, children=None, break_on
         if "instances" in source_dict.keys():
             self.instances = source_dict["instances"]
 
+        if "arraysize" in source_dict.keys():
+            self.arraysize = source_dict["arraysize"]
+
         if "deprecation" in source_dict.keys():
             self.deprecation = source_dict["deprecation"]
             
diff --git a/vssexporters/vss2json.py b/vssexporters/vss2json.py
index 08e761ac..384aca08 100644
--- a/vssexporters/vss2json.py
+++ b/vssexporters/vss2json.py
@@ -37,6 +37,8 @@ def export_node(json_dict, node, generate_uuid):
         json_dict[node.name]["default"] = node.default_value
     if node.deprecation != "":
         json_dict[node.name]["deprecation"] = node.deprecation
+    if hasattr(node, 'arraysize'):
+        json_dict[node.name]["arraysize"] = node.arraysize
 
     # in case of unit or aggregate, the attribute will be missing
     try: