diff --git a/panda/src/bullet/bulletManifoldPoint.cxx b/panda/src/bullet/bulletManifoldPoint.cxx
index 509a36b9cc..918240e43e 100644
--- a/panda/src/bullet/bulletManifoldPoint.cxx
+++ b/panda/src/bullet/bulletManifoldPoint.cxx
@@ -44,6 +44,7 @@ BulletManifoldPoint(const BulletManifoldPoint &other)
 BulletManifoldPoint& BulletManifoldPoint::
 operator=(const BulletManifoldPoint& other) {
  
+  this->_pt = other._pt;
   return *this;
 }