diff --git a/metrics/uploader/sender_http.cc b/metrics/uploader/sender_http.cc
index 8e89b6e..8488b66 100644
--- a/metrics/uploader/sender_http.cc
+++ b/metrics/uploader/sender_http.cc
@@ -28,7 +28,7 @@
       headers,
       chromeos::http::Transport::CreateDefault(),
       &error);
-  if (!response || response->GetDataAsString() != "OK") {
+  if (!response || response->ExtractDataAsString() != "OK") {
     if (error) {
       DLOG(ERROR) << "Failed to send data: " << error->GetMessage();
     }