diff --git a/scripts/addons/cam/pattern.py b/scripts/addons/cam/pattern.py
index 6d6e887c..516e895e 100644
--- a/scripts/addons/cam/pattern.py
+++ b/scripts/addons/cam/pattern.py
@@ -317,7 +317,7 @@ def getPathPattern(operation):
     # pathchunks=sortChunks(pathchunks,o)not until they get hierarchy parents!
     elif o.strategy == 'OUTLINEFILL':
 
-        polys = o.silhouete
+        polys = o.silhouete.geoms
         pathchunks = []
         chunks = []
         for p in polys: