diff --git a/common/subprocess_unittest.cc b/common/subprocess_unittest.cc
index c8996db..10710e8 100644
--- a/common/subprocess_unittest.cc
+++ b/common/subprocess_unittest.cc
@@ -32,6 +32,7 @@
 #include <base/strings/string_util.h>
 #include <base/strings/stringprintf.h>
 #include <base/time/time.h>
+#include <brillo/bind_lambda.h>
 #include <brillo/message_loops/base_message_loop.h>
 #include <brillo/message_loops/message_loop.h>
 #include <brillo/message_loops/message_loop_utils.h>