diff --git a/sysutils/facter/files/patch-lib_src_facts_glib_load__average__resolver.cc b/sysutils/facter/files/patch-lib_src_facts_glib_load__average__resolver.cc
new file mode 100644
index 000000000000..3f9379f1de01
--- /dev/null
+++ b/sysutils/facter/files/patch-lib_src_facts_glib_load__average__resolver.cc
@@ -0,0 +1,10 @@
+https://bugs.gentoo.org/840116
+--- lib/src/facts/glib/load_average_resolver.cc
++++ lib/src/facts/glib/load_average_resolver.cc
+@@ -1,5 +1,6 @@
+ #include <internal/facts/glib/load_average_resolver.hpp>
+ #include <leatherman/logging/logging.hpp>
++#include <array>
+ #include <cstdlib>
+ 
+ #ifdef __sun