diff --git a/lib/src/shape/arcore_cylindre.dart b/lib/src/shape/arcore_cylindre.dart
index 0506bbfd..e6d36017 100644
--- a/lib/src/shape/arcore_cylindre.dart
+++ b/lib/src/shape/arcore_cylindre.dart
@@ -15,7 +15,7 @@ class ArCoreCylinder extends ArCoreShape {
 
   @override
   Map<String, dynamic> toMap() => <String, dynamic>{
-        'height': this.radius,
-        'radius': this.height,
+        'height': this.height,
+        'radius': this.radius,
       }..addAll(super.toMap());
 }