diff --git a/lib/synergy/CKeyState.cpp b/lib/synergy/CKeyState.cpp
index cb5986c7..496f614c 100644
--- a/lib/synergy/CKeyState.cpp
+++ b/lib/synergy/CKeyState.cpp
@@ -17,6 +17,8 @@
 #include "CLog.h"
 #include <cstring>
 #include <algorithm>
+#include <iterator>
+#include <list>
 
 static const KeyButton kButtonMask = (KeyButton)(IKeyState::kNumButtons - 1);