diff --git a/examples/micelle/in.micelle b/examples/micelle/in.micelle
index 128e4539ef..841e55ab2c 100644
--- a/examples/micelle/in.micelle
+++ b/examples/micelle/in.micelle
@@ -13,20 +13,25 @@ read_data	data.micelle
 special_bonds	fene
 
 pair_style	soft 1.12246
-pair_coeff	* * 1.0 20.0 1.12246
+pair_coeff	* * 0.0 1.12246
 
 bond_style 	harmonic
 bond_coeff	1 50.0 0.75
 
 velocity	all create 0.45 2349852
 
+variable	prefactor equal 1.0+elapsed*(20.0-1.0)/1000
+
 fix		1 all nve
 fix		2 all temp/rescale 100 0.45 0.45 0.02 1.0
-fix		3 all enforce2d
+fix		3 all adapt 1 pair soft a * * prefactor
+fix		4 all enforce2d
 
 thermo		50
 run		1000
 
+unfix		3
+
 # Main run
 
 pair_style	lj/cut 2.5