Fix formatting

bovi · bovi · commit e7eb40f9d663 · 2016-02-11T21:23:29.000+08:00
diff --git a/doc/limitations.md b/doc/limitations.md
@@ -103,7 +103,7 @@ p Liste.new "foobar"
 
 #### Ruby [ruby 2.0.0p645 (2015-04-13 revision 50299)]
 
-```[]```
+``` [] ```
 
 #### mruby [1.2.0 (2015-11-17)]
 
