diff --git a/config.json.example b/config.json.example
index 056b9201e..ade830c43 100644
--- a/config.json.example
+++ b/config.json.example
@@ -6,7 +6,7 @@
     "minimal_roi": {
         "40":  0.0,
         "30":  0.01,
-        "20":  0.02
+        "20":  0.02,
         "0":  0.04
     },
     "stoploss": -0.40,