diff --git a/Lib/fontTools/misc/bezierTools.py b/Lib/fontTools/misc/bezierTools.py
index 3264fb650..98b9a4c1c 100644
--- a/Lib/fontTools/misc/bezierTools.py
+++ b/Lib/fontTools/misc/bezierTools.py
@@ -1127,7 +1127,7 @@ def segmentSegmentIntersections(seg1, seg2):
         else:
             return curveLineIntersections(seg1, seg2)
     elif len(seg1) == 2 and len(seg2) == 2:
-        return lineLineIntersections(seg1, seg2)
+        return lineLineIntersections(*seg1, *seg2)
     raise ValueError("Couldn't work out which intersection function to use")