diff --git a/src/corelib/global/qsimd.cpp b/src/corelib/global/qsimd.cpp
index a10cb6f6fb..094c7d93a3 100644
--- a/src/corelib/global/qsimd.cpp
+++ b/src/corelib/global/qsimd.cpp
@@ -44,6 +44,9 @@
 
 #include "qsimd_p.h"
 #include "qalgorithms.h"
+
+#include <array>            // for std::size
+
 #include <stdio.h>
 #include <string.h>