diff --git a/panda/src/bullet/bulletDebugNode.h b/panda/src/bullet/bulletDebugNode.h
index e73a8fbb46..47944d85ba 100644
--- a/panda/src/bullet/bulletDebugNode.h
+++ b/panda/src/bullet/bulletDebugNode.h
@@ -117,9 +117,9 @@ public:
     return _type_handle;
   }
   static void init_type() {
-    PandaNode::init_type();
+    GeomNode::init_type();
     register_type(_type_handle, "BulletDebugNode", 
-                  PandaNode::get_class_type());
+                  GeomNode::get_class_type());
   }
   virtual TypeHandle get_type() const {
     return get_class_type();
diff --git a/panda/src/bullet/bulletHelper.cxx b/panda/src/bullet/bulletHelper.cxx
index 2344c5dc96..e773c1078a 100644
--- a/panda/src/bullet/bulletHelper.cxx
+++ b/panda/src/bullet/bulletHelper.cxx
@@ -16,6 +16,8 @@
 #include "bulletRigidBodyNode.h"
 #include "bulletGhostNode.h"
 
+#include "geomLines.h"
+#include "geomTriangles.h"
 #include "geomVertexRewriter.h"
 
 PT(InternalName) BulletHelper::_sb_index;