diff --git a/examples/reax/CHO/in.CHO b/examples/reax/CHO/in.CHO
index 17c71843a3..021e5fdc42 100644
--- a/examples/reax/CHO/in.CHO
+++ b/examples/reax/CHO/in.CHO
@@ -18,6 +18,6 @@ fix             3 all temp/berendsen 500.0 500.0 100.0
 
 timestep	0.25
 
-dump		1 all atom 30 dump.reax.cho
+#dump		1 all atom 30 dump.reax.cho
 
 run		3000