diff --git a/data_structures/static_rtree.hpp b/data_structures/static_rtree.hpp
index 314935a68..d1a63fb26 100644
--- a/data_structures/static_rtree.hpp
+++ b/data_structures/static_rtree.hpp
@@ -50,7 +50,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include <boost/assert.hpp>
 #include <boost/filesystem.hpp>
 #include <boost/filesystem/fstream.hpp>
-#include <boost/thread.hpp>
+#include <boost/range/irange.hpp>
 
 #include <tbb/parallel_for.h>
 #include <tbb/parallel_sort.h>
diff --git a/unit_tests/data_structures/static_rtree.cpp b/unit_tests/data_structures/static_rtree.cpp
index 57636473a..73fbc88a5 100644
--- a/unit_tests/data_structures/static_rtree.cpp
+++ b/unit_tests/data_structures/static_rtree.cpp
@@ -32,6 +32,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "../../util/floating_point.hpp"
 #include "../../typedefs.h"
 
+#include <boost/functional/hash.hpp>
 #include <boost/test/unit_test.hpp>
 #include <boost/test/test_case_template.hpp>
 #include <boost/mpl/list.hpp>