diff --git a/docs/appendices/file-formats/app-json.md b/docs/appendices/file-formats/app-json.md
index 1254d09f1..189a892b8 100644
--- a/docs/appendices/file-formats/app-json.md
+++ b/docs/appendices/file-formats/app-json.md
@@ -9,7 +9,7 @@
 
 ```json
 {
-  "crons": [
+  "cron": [
     {
       "command": "echo 'hello'",
       "schedule": "0 1 * * *"