diff --git a/testdata/dot-ref/java5.dot b/testdata/dot-ref/java5.dot
index 0ce46be..67ff54d 100644
--- a/testdata/dot-ref/java5.dot
+++ b/testdata/dot-ref/java5.dot
@@ -7,9 +7,11 @@
 digraph G {
 	edge [fontname="Helvetica",fontsize=10,labelfontname="Helvetica",labelfontsize=10];
 	node [fontname="Helvetica",fontsize=10,shape=plaintext];
+	nodesep=0.25;
+	ranksep=0.5;
 	// Java5
-	c74 [label=<<table border="0" cellborder="1" cellspacing="0" cellpadding="2" port="p"><tr><td><table border="0" cellspacing="0" cellpadding="1"><tr><td align="center" balign="center"> Java5 </td></tr></table></td></tr><tr><td><table border="0" cellspacing="0" cellpadding="1"><tr><td align="left" balign="left"> ~ state : Java5.States </td></tr><tr><td align="left" balign="left"> - specifiedPackages : Set&lt;String&gt; </td></tr></table></td></tr><tr><td><table border="0" cellspacing="0" cellpadding="1"><tr><td align="left" balign="left"> + printAll(args : String[]) </td></tr></table></td></tr></table>>, fontname="Helvetica", fontcolor="black", fontsize=10.0];
+	c74 [label=<<table title="Java5" border="0" cellborder="1" cellspacing="0" cellpadding="2" port="p"><tr><td><table border="0" cellspacing="0" cellpadding="1"><tr><td align="center" balign="center"> Java5 </td></tr></table></td></tr><tr><td><table border="0" cellspacing="0" cellpadding="1"><tr><td align="left" balign="left"> ~ state : Java5.States </td></tr><tr><td align="left" balign="left"> - specifiedPackages : Set&lt;String&gt; </td></tr></table></td></tr><tr><td><table border="0" cellspacing="0" cellpadding="1"><tr><td align="left" balign="left"> + printAll(args : String[]) </td></tr></table></td></tr></table>>, fontname="Helvetica", fontcolor="black", fontsize=10.0];
 	// Java5.States
-	c75 [label=<<table border="0" cellborder="1" cellspacing="0" cellpadding="2" port="p"><tr><td><table border="0" cellspacing="0" cellpadding="1"><tr><td align="center" balign="center"> &#171;enumeration&#187; </td></tr><tr><td align="center" balign="center"> States </td></tr></table></td></tr><tr><td><table border="0" cellspacing="0" cellpadding="1"><tr><td align="left" balign="left">  </td></tr></table></td></tr><tr><td><table border="0" cellspacing="0" cellpadding="1"><tr><td align="left" balign="left"> start </td></tr><tr><td align="left" balign="left"> dash </td></tr><tr><td align="left" balign="left"> colon </td></tr><tr><td align="left" balign="left"> space </td></tr><tr><td align="left" balign="left"> open </td></tr><tr><td align="left" balign="left"> w </td></tr><tr><td align="left" balign="left"> close </td></tr></table></td></tr></table>>, fontname="Helvetica", fontcolor="black", fontsize=10.0];
+	c75 [label=<<table title="Java5.States" border="0" cellborder="1" cellspacing="0" cellpadding="2" port="p"><tr><td><table border="0" cellspacing="0" cellpadding="1"><tr><td align="center" balign="center"> &#171;enumeration&#187; </td></tr><tr><td align="center" balign="center"> States </td></tr></table></td></tr><tr><td><table border="0" cellspacing="0" cellpadding="1"><tr><td align="left" balign="left">  </td></tr></table></td></tr><tr><td><table border="0" cellspacing="0" cellpadding="1"><tr><td align="left" balign="left"> start </td></tr><tr><td align="left" balign="left"> dash </td></tr><tr><td align="left" balign="left"> colon </td></tr><tr><td align="left" balign="left"> space </td></tr><tr><td align="left" balign="left"> open </td></tr><tr><td align="left" balign="left"> w </td></tr><tr><td align="left" balign="left"> close </td></tr></table></td></tr></table>>, fontname="Helvetica", fontcolor="black", fontsize=10.0];
 }