diff --git a/objects/network-connection/definition.json b/objects/network-connection/definition.json
index 26961d3..481c04c 100644
--- a/objects/network-connection/definition.json
+++ b/objects/network-connection/definition.json
@@ -76,7 +76,7 @@
       "description": "Datetime of the first packet seen."
     }
   },
-  "requireOneOf": [
+  "requiredOneOf": [
     "first-packet-seen",
     "ip-src",
     "ip-dst",