diff --git a/src/Electrons/EZFIO.cfg b/src/Electrons/EZFIO.cfg
new file mode 100644
index 00000000..33801fce
--- /dev/null
+++ b/src/Electrons/EZFIO.cfg
@@ -0,0 +1,15 @@
+[elec_alpha_num]
+type: integer
+doc: elec_alpha_num
+interface: ezfio
+
+[elec_beta_num]
+type:       integer
+doc: elec_beta_num
+interface: ezfio
+
+[elec_num]
+type: integer         
+doc: name of the ao basis
+size: =(electrons.elec_alpha_num + electrons.elec_beta_num)
+interface: ezfio
\ No newline at end of file
diff --git a/src/Electrons/electrons.ezfio_config b/src/Electrons/electrons.ezfio_config
deleted file mode 100644
index d89823b7..00000000
--- a/src/Electrons/electrons.ezfio_config
+++ /dev/null
@@ -1,5 +0,0 @@
-electrons
-  elec_alpha_num      integer
-  elec_beta_num       integer
-  elec_num            integer           = electrons_elec_alpha_num + electrons_elec_beta_num
-