diff --git a/e2-estia.i b/e2-estia.i
index a5d34c2..235a2a3 100644
--- a/e2-estia.i
+++ b/e2-estia.i
@@ -208,8 +208,8 @@ c --------------- PHYSICS CARDS --------------------------
 c -------------------------------------------------------
 c dbcn 375642321 j j j j j j j j j j j 15291711
 c stop calculation either at XeY histories, 6.5 days or tally 15 error <0.001
-c nps 39242646 $ works with rssa file from McStas, original tracks 39242646
-stop nps 1e7 CTME 4e5 $f31 0.01
+nps 39242646 $ works with rssa file from McStas, original tracks 39242646
+c stop nps 1e7 CTME 4e5 $f31 0.01
 c nps 14e10 $ works with rssa file, value is scaled to source particles
 c write particle tracks
 c ssw 206505 pty=n $ record all neutron tracks crossing outward
@@ -257,12 +257,12 @@ c read file=sources/rssa.i echo
 c * Estimated source within bunker wall to optimize collimator efficiency
 c read file=sources/bunker_wall.i echo $ approximate, not for official results
 c * McStas source terms for gamma doeses
-c read file=sources/mcstas_rssa.i echo
+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
 c read file=sources/mcstas_gammas.i echo
-read file=sources/mcstas_gammas_2.i echo
+c read file=sources/mcstas_gammas_2.i echo
 c read file=sources/mcstas_source_shutter.i echo
 prdmp -120 -30 1 2 5e5
 print 30 32 40