diff --git a/test/Main.purs b/test/Main.purs
index 7a9d27e10..a0afa4235 100644
--- a/test/Main.purs
+++ b/test/Main.purs
@@ -28,9 +28,12 @@ test_scratchpad :: Array (String × Aff Unit)
 test_scratchpad = second void <$> many
    [ { file: "dtw/matrix-update"
      , fwd_expect:
-          "2, 3, 4,\n\
-          \3, 52, 5,\n\
-          \4, 5, -45"
+          "(FNum 0, Infty, Infty, Infty, Infty, Infty, Infty, Infty,\n\
+           \  Infty, FNum 1, FNum 10, FNum 19, Infty, Infty, Infty, Infty,\n\
+           \  Infty, FNum 2, FNum 2, FNum 3, FNum 7, Infty, Infty, Infty,\n\
+           \  Infty, FNum 2, FNum 6, FNum 6, FNum 4, FNum 5, Infty, Infty,\n\
+           \  Infty, Infty, FNum 6, FNum 10, FNum 5, FNum 5, FNum 6, Infty,\n\
+           \  Infty, Infty, Infty, FNum 7, FNum 9, FNum 9, FNum 5, FNum 6, ((1, 1) : ((2, 2) : ((2, 3) : ((3, 4) : ((4, 5) : ((5, 6) : ((5, 7) : []))))))))"
      }
    ]
    1