diff --git a/utilities/include/util.hpp b/utilities/include/util.hpp
index 03b628e..0e80534 100644
--- a/utilities/include/util.hpp
+++ b/utilities/include/util.hpp
@@ -30,6 +30,7 @@
 #include <unistd.h>
 #endif
 
+#include <algorithm>
 #include <cmath>
 #include <fstream>
 #include <functional>