diff --git a/scripts/qp_set_frozen_core.py b/scripts/qp_set_frozen_core.py
index 51915170..49aaae29 100755
--- a/scripts/qp_set_frozen_core.py
+++ b/scripts/qp_set_frozen_core.py
@@ -7,6 +7,9 @@ sys.path = [ os.environ["QP_ROOT"]+"/install/EZFIO/Python" ] + sys.path
 from ezfio import ezfio
 
 ezfio.set_filename(sys.argv[1])
+if ezfio.get_pseudo_do_pseudo:
+  print "I will not set frozen core with pseudopotentials."
+  sys.exit(0)
 
 nb = 0
 for charge in ezfio.nuclei_nucl_charge: