diff --git a/contrib/stack/topsStack/stackSentinel.py b/contrib/stack/topsStack/stackSentinel.py
index ef92360e0197796347b2f2f7afa85e5acd496db9..fe6a598443c5bfbc28a712bfc7179a08b28d9329 100644
--- a/contrib/stack/topsStack/stackSentinel.py
+++ b/contrib/stack/topsStack/stackSentinel.py
@@ -14,8 +14,8 @@ import numpy as np
 import isce
 import isceobj
 from isceobj.Sensor.TOPS.Sentinel1 import Sentinel1
-from topsStack.Stack import config, run, sentinelSLC
-
+# from topsStack.Stack import config, run, sentinelSLC
+from Stack import config, run, sentinelSLC
 
 helpstr = """