diff --git a/utils.cc b/utils.cc
index 8f04134..007d154 100644
--- a/utils.cc
+++ b/utils.cc
@@ -773,6 +773,7 @@
   switch (source) {
     case kDownloadSourceHttpsServer: return "HttpsServer";
     case kDownloadSourceHttpServer:  return "HttpServer";
+    case kDownloadSourceHttpPeer:    return "HttpPeer";
     case kNumDownloadSources:        return "Unknown";
     // Don't add a default case to let the compiler warn about newly added
     // download sources which should be added here.