diff --git a/docs/batch.md b/docs/batch.md
index 08711b5..5908f2a 100644
--- a/docs/batch.md
+++ b/docs/batch.md
@@ -43,7 +43,7 @@ Batch files are used do index all instances contained in the batch. The real pow
       "instances":
       [
         "instanec11.cnf", 
-        "instance22.cnf
+        "instance22.cnf"
       ]
     }
   ]