diff --git a/scripts/cspull.py b/scripts/cspull.py
index 0b173a2..66fdd5d 100755
--- a/scripts/cspull.py
+++ b/scripts/cspull.py
@@ -19,7 +19,7 @@
 #
 # ==========================================================================
 import gammalib
-import obsutils
+from ctools import obsutils
 import sys
 import csv
 import math