diff --git a/spdy/core/spdy_simple_arena.cc b/spdy/core/spdy_simple_arena.cc
index 08cdc62..f7d48b4 100644
--- a/spdy/core/spdy_simple_arena.cc
+++ b/spdy/core/spdy_simple_arena.cc
@@ -4,6 +4,8 @@
 
 #include "net/third_party/quiche/src/spdy/core/spdy_simple_arena.h"
 
+#include <algorithm>
+
 #include "net/third_party/quiche/src/spdy/platform/api/spdy_logging.h"
 
 namespace spdy {