lib/lilygraph.rb in lilygraph-0.5.3 vs lib/lilygraph.rb in lilygraph-0.5.4

@@ -297,10 +297,10 @@
   def division
     [(10 ** Math.log10(data_max).floor), 1].max
   end
 
   def max
-    (((data_max + (division / 10)) / Float(division)).ceil * Float(division)).round
+    (((data_max + [division / 10, 1].max) / Float(division)).ceil * Float(division)).round
   end
 
   def graph_height
     @options[:viewbox][:height] - (@options[:margin][:top] + @options[:margin][:bottom])
   end