diff --git a/include/aidge/operator/Sub.hpp b/include/aidge/operator/Sub.hpp
index fbcebcc9f62c23e9c60b5dff6f0d41c10d8b8717..d2a0b9ad814ae6f6b44e79493788f9140ea5596e 100644
--- a/include/aidge/operator/Sub.hpp
+++ b/include/aidge/operator/Sub.hpp
@@ -12,6 +12,7 @@
 #ifndef AIDGE_CORE_OPERATOR_SUB_H_
 #define AIDGE_CORE_OPERATOR_SUB_H_
 
+#include <array>
 #include <memory>
 #include <vector>