diff --git a/matlab/setup.m b/matlab/setup.m
index bf6f7c2966d7f597bd411a9ccbacd36d9be1b7aa..4847ed64b644d8bb0a08a886b556a07f0497d994 100644
--- a/matlab/setup.m
+++ b/matlab/setup.m
@@ -45,7 +45,7 @@ INITIAL.init_noiselvl = NOISE0;
 INITIAL.iseed             = 42;
 INITIAL.mat_file   = '''null''';
 if (abs(CO) == 2) %Sugama operator
-    INITIAL.mat_file = ['''../../../iCa/gk_sugama_P_20_J_10_N_150_kpm_8.h5'''];
+    INITIAL.mat_file = ['''../../../iCa/gk_sugama_P_20_J_10_N_150_kpm_8.0.h5'''];
 elseif (abs(CO) == 3) %pitch angle operator
     INITIAL.mat_file = ['''../../../iCa/gk_pitchangle_8_P_20_J_10_N_150_kpm_8.0.h5'''];
 elseif (CO == 4) % Full Coulomb GK