diff --git a/test/weighted_matching_test2.cpp b/test/weighted_matching_test2.cpp
index b5c1985a..3bdacdee 100644
--- a/test/weighted_matching_test2.cpp
+++ b/test/weighted_matching_test2.cpp
@@ -14,7 +14,6 @@
 #include <boost/core/lightweight_test.hpp>
 #include <iostream>
 #include <limits>
-#include <random>
 #include <sstream>
 #include <type_traits>
 #include <vector>