diff --git a/config.json.example b/config.json.example
index 3e26a73..7469c67 100644
--- a/config.json.example
+++ b/config.json.example
@@ -69,7 +69,7 @@
       "commands": ["doupsland"]
     },
     "gpt3": {
-      "openai_key": ""
+      "openai_key": "",
       "join_lines": "; ",
       "computing_replies": ["Hmm…"]
     },