diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 81f05274950..c89020ef029 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,8 @@
+2017-01-23  Jonathan Wakely  <jwakely@redhat.com>
+
+	* testsuite/experimental/array/make_array.cc: Restore <functional>
+	inclusion.
+
 2017-01-23  Thomas Preud'homme  <thomas.preudhomme@arm.com>
 
 	* testsuite/29_atomics/atomic/69301.cc: Require atomic builtins.
diff --git a/libstdc++-v3/testsuite/experimental/array/make_array.cc b/libstdc++-v3/testsuite/experimental/array/make_array.cc
index 1b7d60e3173..75f5333639c 100644
--- a/libstdc++-v3/testsuite/experimental/array/make_array.cc
+++ b/libstdc++-v3/testsuite/experimental/array/make_array.cc
@@ -18,6 +18,7 @@
 // <http://www.gnu.org/licenses/>.
 
 #include <experimental/array>
+#include <functional> // for std::ref and std::reference_wrapper
 
 struct MoveOnly
 {