diff --git a/e2-estia.i b/e2-estia.i
index 6f8d8eb..8a546fa 100644
--- a/e2-estia.i
+++ b/e2-estia.i
@@ -272,9 +272,9 @@ c read file=sources/mcstas_rssa.i echo
 c read file=sources/mcstas_source_vs.i echo
 c read file=sources/mcstas_source_sample.i echo
 c read file=sources/mcstas_source_mf.i echo
-read file=sources/mcstas_gammas.i echo
+c read file=sources/mcstas_gammas.i echo
 c read file=sources/mcstas_gammas_2.i echo
-c read file=sources/mcstas_source_shutter.i echo
+read file=sources/mcstas_source_shutter.i echo
 prdmp -120 -30 1 2 5e5
 print 30 32 40 
 c      120 $O importance function quality