diff --git a/panda/src/collide/qpcollisionNode.cxx b/panda/src/collide/qpcollisionNode.cxx
index e95622d8bc..39e8fdb58e 100644
--- a/panda/src/collide/qpcollisionNode.cxx
+++ b/panda/src/collide/qpcollisionNode.cxx
@@ -229,7 +229,7 @@ output(ostream &out) const {
 BoundingVolume *qpCollisionNode::
 recompute_internal_bound() {
   // First, get ourselves a fresh, empty bounding volume.
-  BoundingVolume *bound = PandaNode::recompute_bound();
+  BoundingVolume *bound = PandaNode::recompute_internal_bound();
   nassertr(bound != (BoundingVolume *)NULL, bound);
 
   // Now actually compute the bounding volume by putting it around all