1 files changed, 1 insertions, 1 deletions
diff --git a/sim.py b/sim.py
index 34477f9..7644266 100755
--- a/sim.py
+++ b/sim.py
@@ -8,7 +8,7 @@ import detectors
 import optics
 import gpu
 import g4gen
-from io import root
+from fileio import root
 import numpy as np
 import math
 import ROOT