diff --git a/vlogql-canary.v b/vlogql-canary.v
index 23c9590..1e525b2 100644
--- a/vlogql-canary.v
+++ b/vlogql-canary.v
@@ -34,7 +34,7 @@ mut:
 
 struct Data {
 mut:
-	res_type string   [json: 'resultType']
+	res_type string   @[json: 'resultType']
 	result   []Result
 }