diff --git a/matlab/IMAS/complete_IDS_CORSICA.m b/matlab/IMAS/complete_IDS_CORSICA.m
index 5e5fa2e940e5152f5f12ae365d1e222792d9417c..306f18c0533010eb8345a4b4ae282160a7543fb5 100644
--- a/matlab/IMAS/complete_IDS_CORSICA.m
+++ b/matlab/IMAS/complete_IDS_CORSICA.m
@@ -134,7 +134,6 @@ end
 
 %% Bm
 % Correct IDS magnetics
-magnetics_default = ids_gen('magnetics');
 mag_bpol_probe_def_fields = fieldnames(magnetics_default.bpol_probe{1});
 if isfield(IDS_out.magnetics,'bpol_probe') && length(IDS_out.magnetics.bpol_probe) > 0
   mag_bpol_probe_fields = fieldnames(IDS_out.magnetics.bpol_probe{1});