diff --git a/src/core/model/test.cc b/src/core/model/test.cc
index 1fa784c01..38b879b53 100644
--- a/src/core/model/test.cc
+++ b/src/core/model/test.cc
@@ -15,6 +15,7 @@
 #include "singleton.h"
 #include "system-path.h"
 
+#include <algorithm>
 #include <cmath>
 #include <cstring>
 #include <list>