diff --git a/shapes/Extrude.cc b/shapes/Extrude.cc
index 2f9ef6d..04d9dde 100644
--- a/shapes/Extrude.cc
+++ b/shapes/Extrude.cc
@@ -90,9 +90,7 @@ Shape::IntersectionList Extrude::intersect(refptr<Shape> _this, const Ray & ray)
         }
     }
 
-    vector<Intersection> m;
-
-    sort(m.begin(), m.end(), IntersectListComparator(ray.getOrigin()));
+    sort(res.begin(), res.end(), IntersectListComparator(ray.getOrigin()));
 
     return res;
 }