diff --git a/include/boost/geometry/algorithms/equals.hpp b/include/boost/geometry/algorithms/equals.hpp
index c372a1462..f7f0048c3 100644
--- a/include/boost/geometry/algorithms/equals.hpp
+++ b/include/boost/geometry/algorithms/equals.hpp
@@ -29,6 +29,7 @@ for std:: library compatibility.
 
 #include <cstddef>
 #include <deque>
+#include <vector>
 
 #include <boost/mpl/if.hpp>
 #include <boost/static_assert.hpp>