diff --git a/mac/muon.mac b/mac/muon.mac
index 38e5f17a502528b68be533676cf2a6ee5b7b1e1f..a0318dda188799c49af84388892d93c516fc8b80 100644
--- a/mac/muon.mac
+++ b/mac/muon.mac
@@ -16,7 +16,7 @@
 # source
 /VK/source/cosmicRayAngDist true
 /VK/source/cosmicRayMinZenithAngle  0 deg
-/VK/source/cosmicRayMaxZenithAngle 20 deg
+/VK/source/cosmicRayMaxZenithAngle 30 deg
 /VK/source/diskShapedSource true
 /VK/source/innerDiameter 0 cm
 ###/VK/source/outerDiameter 60 cm
@@ -31,7 +31,7 @@
 
 # output 
 /VK/output/zeroSuppression true
-/VK/output/openFile output/muon.root                
+/VK/output/openFile output/muonTelescope.root                
 
 # run simulations
-/run/beamOn 100000
+/run/beamOn 50000000