diff --git a/packages/forge2d/lib/src/dynamics/joints/distance_joint.dart b/packages/forge2d/lib/src/dynamics/joints/distance_joint.dart
index 6b391e9..1f9322c 100644
--- a/packages/forge2d/lib/src/dynamics/joints/distance_joint.dart
+++ b/packages/forge2d/lib/src/dynamics/joints/distance_joint.dart
@@ -15,6 +15,12 @@ class DistanceJoint extends Joint {
   double _impulse = 0.0;
   double _length = 0.0;
 
+  set length(double value) {
+    _length = value;
+  }
+
+  double get length => _length;
+
   // Solver temp
   int _indexA = 0;
   int _indexB = 0;