diff --git a/ambf_framework/afInputDevices.cpp b/ambf_framework/afInputDevices.cpp
index 0a5197ee..bb6df5b7 100644
--- a/ambf_framework/afInputDevices.cpp
+++ b/ambf_framework/afInputDevices.cpp
@@ -44,6 +44,7 @@
 #include "afInputDevices.h"
 #include "afConversions.h"
 #include <string.h>
+#include <algorithm>
 //------------------------------------------------------------------------------