diff --git a/lda_dmft_cthyb.py b/dft_dmft_cthyb.py
similarity index 99%
rename from lda_dmft_cthyb.py
rename to dft_dmft_cthyb.py
index 5aae4dd5..9d02518b 100644
--- a/lda_dmft_cthyb.py
+++ b/dft_dmft_cthyb.py
@@ -5,6 +5,7 @@ from pytriqs.applications.impurity_solvers.cthyb import *
 from pytriqs.gf.local import *
 from pytriqs.applications.dft.sumk_dft import *
 from pytriqs.applications.dft.converters.wien2k_converter import *
+from pytriqs.applications.dft.U_matrix import *
 
 dft_filename='Gd_fcc'
 U = 9.6