diff --git a/src/.gitignore b/src/.gitignore
index b145f81159..d7fa23a615 100644
--- a/src/.gitignore
+++ b/src/.gitignore
@@ -677,6 +677,8 @@
 /compute_viscosity_cos.h
 /compute_voronoi_atom.cpp
 /compute_voronoi_atom.h
+/constants_oxdna.cpp
+/constants_oxdna.h
 /dihedral_charmm.cpp
 /dihedral_charmm.h
 /dihedral_class2.cpp
diff --git a/src/CG-DNA/Install.sh b/src/CG-DNA/Install.sh
index 3c65fac787..a979ded2d5 100755
--- a/src/CG-DNA/Install.sh
+++ b/src/CG-DNA/Install.sh
@@ -43,6 +43,8 @@ fi
 
 # list of files with dependcies
 
+action  constants_oxdna.cpp
+action  constants_oxdna.h
 action  atom_vec_oxdna.cpp
 action  atom_vec_oxdna.h
 action  bond_oxdna_fene.cpp bond_fene.h