diff --git a/schemas/pid_zone.json b/schemas/pid_zone.json
index 740f426..d3ea9f9 100644
--- a/schemas/pid_zone.json
+++ b/schemas/pid_zone.json
@@ -1,6 +1,6 @@
 {
     "$schema": "http://json-schema.org/draft-07/schema#",
-    "definitions": {
+    "$defs": {
         "PidZone": {
             "type": "object",
             "properties": {