diff --git a/direct/src/showbase/UsePgraph.py b/direct/src/showbase/UsePgraph.py
index 19ec317361..45b87480c3 100644
--- a/direct/src/showbase/UsePgraph.py
+++ b/direct/src/showbase/UsePgraph.py
@@ -1,5 +1,5 @@
 # Set this to 1 to use the experimental pgraph code.  This must be set
 # at genPyCode time as well as at run time.
 
-use = 0
+use = 1