diff --git a/p2p_manager.cc b/p2p_manager.cc
index bef87bb..6d1a773 100644
--- a/p2p_manager.cc
+++ b/p2p_manager.cc
@@ -32,6 +32,7 @@
 #include <base/logging.h>
 #include <base/strings/stringprintf.h>
 
+#include "update_engine/glib_utils.h"
 #include "update_engine/utils.h"
 
 using base::FilePath;