diff --git a/buzz_scripts/graphform.bzz b/buzz_scripts/graphform.bzz
index b0b49b7..339e6ce 100644
--- a/buzz_scripts/graphform.bzz
+++ b/buzz_scripts/graphform.bzz
@@ -93,7 +93,7 @@ step_cunt=0
 m_lockstig = 1
 
 # Lennard-Jones parameters, may need change
-EPSILON	= 4000 #13.5 the LJ parameter for other robots
+EPSILON	= 1800 #13.5 the LJ parameter for other robots
 
 # Lennard-Jones interaction magnitude