diff --git a/src/language/ASTNodeDataVariant.hpp b/src/language/ASTNodeDataVariant.hpp
index 8f350c7348a6946aec92652db53265bb00cbf814..46f4d16583375d000fc4201d7a6dc81cf7125801 100644
--- a/src/language/ASTNodeDataVariant.hpp
+++ b/src/language/ASTNodeDataVariant.hpp
@@ -1,8 +1,8 @@
 #ifndef AST_NODE_DATA_VARIANT_HPP
 #define AST_NODE_DATA_VARIANT_HPP
 
-#include <memory>
 #include <variant>
+#include <vector>
 
 struct CompoundDataVariant;