bin/explain in shiba-0.9.1 vs bin/explain in shiba-0.9.2

@@ -40,10 +40,10 @@
 
 file = $stdin if file.nil?
 
 if options["verbose"]
   $stderr.puts "Reading queries from '#{file.inspect}'..."
-  $stderr.puts "Analyzing SQL to '#{json.inspect}'..."
+  $stderr.puts "Analyzing SQL to '#{options["json"].inspect}'..."
 end
 
 table_stats = Shiba::TableStats.new(Shiba.index_config, Shiba.connection, {})
 queries = Shiba::Analyzer.analyze(file, table_stats, options)