diff --git a/ge0/parser.hpp b/ge0/parser.hpp
index 612759bbdb..50a71dc0e9 100644
--- a/ge0/parser.hpp
+++ b/ge0/parser.hpp
@@ -1,5 +1,6 @@
 #pragma once
 
+#include <array>
 #include <cstddef>
 #include <cstdint>
 #include <string>