diff --git a/ocaml/.gitignore b/ocaml/.gitignore
index d9cf2cff..74e83c02 100644
--- a/ocaml/.gitignore
+++ b/ocaml/.gitignore
@@ -14,20 +14,15 @@ Input_davidson.ml
 Input_density_for_dft.ml
 Input_determinants.ml
 Input_dft_keywords.ml
-Input_dft_mu_of_r.ml
 Input_dressing.ml
-Input_ijkl_ints_in_r3.ml
 Input_mo_one_e_ints.ml
 Input_mo_two_e_erf_ints.ml
 Input_mo_two_e_ints.ml
-Input_mu_of_r_ints.ml
-Input_mu_of_r.ml
 Input_nuclei.ml
 Input_perturbation.ml
 Input_pseudo.ml
-Input_rsdft_ecmd.ml
 Input_scf_utils.ml
-Input_two_body_dm.ml
+Input_variance.ml
 qp_create_ezfio
 qp_create_ezfio.native
 qp_edit
diff --git a/src/dft_one_e/e_xc_general.irp.f b/src/dft_one_e/e_xc_general.irp.f
index 2fa48585..dc8b9d9a 100644
--- a/src/dft_one_e/e_xc_general.irp.f
+++ b/src/dft_one_e/e_xc_general.irp.f
@@ -4,7 +4,7 @@ BEGIN_PROVIDER [double precision, energy_x, (N_states)]
   ! correlation energies general providers.
   END_DOC
  
- BEGIN_SHELL [ /usr/bin/env python ]
+ BEGIN_SHELL [ /usr/bin/env python2 ]
 import os
 import glob
 from qp_path import QP_SRC
@@ -19,8 +19,8 @@ for f in functionals:
   prefix = "else "
 print """
   else
-   print*, 'exchange functional required does not exist ...'
-   print*,'exchange_functional ',exchange_functional
+   print *, 'exchange functional required does not exist ...'
+   print *, 'exchange_functional ',exchange_functional
    stop"""
 print "endif"
 
@@ -38,7 +38,7 @@ print "endif"
   ! correlation and exchange energies general providers.
   END_DOC
  
- BEGIN_SHELL [ /usr/bin/env python ]
+ BEGIN_SHELL [ /usr/bin/env python2 ]
 import os
 import glob
 from qp_path import QP_SRC
diff --git a/src/dft_one_e/pot_general.irp.f b/src/dft_one_e/pot_general.irp.f
index 9ca38080..237af8c0 100644
--- a/src/dft_one_e/pot_general.irp.f
+++ b/src/dft_one_e/pot_general.irp.f
@@ -5,7 +5,7 @@
  ! general providers for the alpha/beta exchange potentials on the AO basis
   END_DOC
  
- BEGIN_SHELL [ /usr/bin/env python ]
+ BEGIN_SHELL [ /usr/bin/env python2 ]
 import os
 import glob
 from qp_path import QP_SRC
@@ -41,7 +41,7 @@ print "endif"
  ! general providers for the alpha/beta correlation potentials on the AO basis
   END_DOC
  
- BEGIN_SHELL [ /usr/bin/env python ]
+ BEGIN_SHELL [ /usr/bin/env python2 ]
 import os
 import glob
 from qp_path import QP_SRC
@@ -200,7 +200,7 @@ print "endif"
  ! general providers for the alpha/beta exchange/correlation potentials on the AO basis
   END_DOC
  
- BEGIN_SHELL [ /usr/bin/env python ]
+ BEGIN_SHELL [ /usr/bin/env python2 ]
 import os
 import glob
 from qp_path import QP_SRC