diff --git a/python/tskit/_version.py b/python/tskit/_version.py
index 59a103ef81..b033a6e2b9 100644
--- a/python/tskit/_version.py
+++ b/python/tskit/_version.py
@@ -1,3 +1,3 @@
 # Definitive location for the version number.
 # During development, should be x.y.z.devN
-tskit_version = "0.1.6a2"
+tskit_version = "0.2.0a3"
diff --git a/python/tskit/drawing.py b/python/tskit/drawing.py
index 6eb3778761..ad3f4e1c5d 100644
--- a/python/tskit/drawing.py
+++ b/python/tskit/drawing.py
@@ -287,7 +287,7 @@ def draw(self):
                 if stroke is not None:
                     # Keep SVG small and clean
                     params = {} if stroke == default_edge_colour else {'stroke': stroke}
-                    lines.add(dwg.line(x, (x[1], y[1]), **params))
+                    lines.add(dwg.line(x, (x[0], y[1]), **params))
                     lines.add(dwg.line((x[0], y[1]), y, **params))
 
         # Experimental stuff to render the mutation labels. Not working very