diff --git a/show/dance2009/curves/song4-add1 b/show/dance2009/curves/song4-add1
--- a/show/dance2009/curves/song4-add1
+++ b/show/dance2009/curves/song4-add1
@@ -1,7 +1,7 @@
--4 0
-12.4132285415 0
+-4.0 0.0
+12.4132285415 0.0
 13.4290612541 0.542372881356
 78.1725242938 0.533898305085
 119.907132203 0.533898305085
 135.532885876 0.532608695652
-140.873333333 0
+140.873333333 0.0