diff --git a/src/Mod/Path/PathScripts/PathCircularHoleBase.py b/src/Mod/Path/PathScripts/PathCircularHoleBase.py
index 5e82b12e4a..9338b5cb06 100644
--- a/src/Mod/Path/PathScripts/PathCircularHoleBase.py
+++ b/src/Mod/Path/PathScripts/PathCircularHoleBase.py
@@ -89,7 +89,7 @@ class ObjectOp(PathOp.ObjectOp):
         Obviously this is as fragile as can be, but currently the best we can do while the panel sheets
         hide the actual features from Path and they can't be referenced directly.
         '''
-        ids = string.split(sub, '.')
+        ids = sub.split(".")
         holeId = int(ids[0])
         wireId = int(ids[1])
         edgeId = int(ids[2])