diff --git a/src/backend_x64/emit_x64.h b/src/backend_x64/emit_x64.h
index 6df8bc64..83508267 100644
--- a/src/backend_x64/emit_x64.h
+++ b/src/backend_x64/emit_x64.h
@@ -6,6 +6,7 @@
 
 #pragma once
 
+#include <array>
 #include <type_traits>
 #include <unordered_map>
 #include <unordered_set>