diff --git a/envoy/extensions/filters/http/json_to_metadata/v3/json_to_metadata.proto b/envoy/extensions/filters/http/json_to_metadata/v3/json_to_metadata.proto
index ca11d33a..68f4db0a 100644
--- a/envoy/extensions/filters/http/json_to_metadata/v3/json_to_metadata.proto
+++ b/envoy/extensions/filters/http/json_to_metadata/v3/json_to_metadata.proto
@@ -62,7 +62,6 @@ message JsonToMetadata {
   }
 
   message Selector {
-    // TODO(kuochunghsu): Explore matchers for array handling.
     oneof selector {
       // key to match
       string key = 1 [(validate.rules).string = {min_len: 1}];