1 files changed, 1 insertions, 0 deletions

diff --git a/balance.cc b/balance.cc
index e829d268..4af87626 100644
--- a/balance.cc
+++ b/balance.cc
@@ -1,4 +1,5 @@
 #include "balance.h"
+#include "util.h"
 
 #include <deque>
 #include <algorithm>