diff --git a/adapter/internal/oasparser/envoyconf/http_filters.go b/adapter/internal/oasparser/envoyconf/http_filters.go
index e22c7b811..a59b86a86 100644
--- a/adapter/internal/oasparser/envoyconf/http_filters.go
+++ b/adapter/internal/oasparser/envoyconf/http_filters.go
@@ -255,6 +255,7 @@ func getExtProcessHTTPFilter() *hcmv3.HttpFilter {
 		},
 		RequestAttributes:  []string{"xds.route_metadata"},
 		ResponseAttributes: []string{"xds.route_metadata"},
+		MessageTimeout: durationpb.New(conf.Envoy.EnforcerResponseTimeoutInSeconds * time.Second),
 	}
 	ext, err2 := anypb.New(externalProcessor)
 	if err2 != nil {