diff --git a/template/00.md/preheat/run.in b/template/00.md/preheat/run.in
index a34a24b..c34bca0 100644
--- a/template/00.md/preheat/run.in
+++ b/template/00.md/preheat/run.in
@@ -1,4 +1,4 @@
-potential ./nep89.txt
+potential ./nep.txt
 velocity 100
 
 ensemble npt_mttk temp 100 400 aniso 0 0