diff --git a/src/Plugins/AgtKaramouzas/KaramouzasAgent.cpp b/src/Plugins/AgtKaramouzas/KaramouzasAgent.cpp
index d23fba05..16945204 100644
--- a/src/Plugins/AgtKaramouzas/KaramouzasAgent.cpp
+++ b/src/Plugins/AgtKaramouzas/KaramouzasAgent.cpp
@@ -39,6 +39,8 @@ Any questions or comments should be sent to the authors {menge,geom}@cs.unc.edu
 #include "KaramouzasAgent.h"
 #include "KaramouzasSimulator.h"
 #include "Math/geomQuery.h"
+
+#include <algorithm>
 #include <list>
 
 namespace Karamouzas {