diff --git a/src/arch/arm/qarma.cc b/src/arch/arm/qarma.cc
index afb8e7c2d1..4e18b7de23 100644
--- a/src/arch/arm/qarma.cc
+++ b/src/arch/arm/qarma.cc
@@ -37,6 +37,8 @@
 
 #include "arch/arm/qarma.hh"
 
+#include <array>
+
 #include "base/bitfield.hh"
 
 using namespace QARMA;