diff --git a/test-user-omp/bench_airebo/CH.airebo b/test-user-omp/bench_airebo/CH.airebo
index de6970b442..c89077194f 100644
--- a/test-user-omp/bench_airebo/CH.airebo
+++ b/test-user-omp/bench_airebo/CH.airebo
@@ -1,3 +1,4 @@
+# DATE: 2011-10-25 CONTRIBUTOR: Ase Henry, ase@gatech.edu CITATION: Stuart, Tutein and Harrison, J Chem Phys, 112, 6472-6486 (2000)
 # AIREBO Brenner/Stuart potential
 # Cite as S. J. Stuart, A. B. Tutein, J. A. Harrison, 
 # "A reactive potential for hydrocarbons with intermolecular interactions",