--- a/components/graphviz/graphviz.p5m	Sat Dec 05 08:44:07 2015 -0800
+++ b/components/graphviz/graphviz.p5m	Wed Dec 09 15:27:40 2015 -0800
@@ -533,7 +533,7 @@
     predicate=runtime/python-27
 depend type=conditional \
     fmri=image/graphviz/graphviz-ruby@$(IPS_COMPONENT_VERSION) \
-    predicate=runtime/ruby-19
+    predicate=runtime/ruby-21
 depend type=conditional \
     fmri=image/graphviz/graphviz-tcl@$(IPS_COMPONENT_VERSION) \
     predicate=runtime/tcl-8