diff --git a/examples/reax/in.reaxc.tatb b/examples/reax/in.reaxc.tatb
index 6cf1743229..46c9741d55 100644
--- a/examples/reax/in.reaxc.tatb
+++ b/examples/reax/in.reaxc.tatb
@@ -45,5 +45,7 @@ timestep	0.0625
 #		axes yes 0.8 0.02 view 60 -30
 #dump_modify	1 pad 3
 
+fix 		3 all reax/c/bonds 1 1 25 bonds.reaxc.tatb
+
 run		25