diff --git a/src/CORESHELL/Install.sh b/src/CORESHELL/Install.sh
index 0fdefead8a..e6650adcf2 100644
--- a/src/CORESHELL/Install.sh
+++ b/src/CORESHELL/Install.sh
@@ -24,6 +24,8 @@ action () {
 
 # list of files with optional dependencies
 
+action compute_temp_cs.cpp
+action compute_temp_cs.h
 action pair_born_coul_long_cs.cpp pair_born_coul_long.cpp
 action pair_buck_coul_long_cs.cpp pair_buck_coul_long.cpp
 action pair_born_coul_long_cs.h pair_born_coul_long.h