diff --git a/include/rosx_introspection/serializer.hpp b/include/rosx_introspection/serializer.hpp
index 4ca8cff..df7862e 100644
--- a/include/rosx_introspection/serializer.hpp
+++ b/include/rosx_introspection/serializer.hpp
@@ -3,7 +3,7 @@
 // API adapted to FastCDR
 
 #include <exception>
-
+#include <vector>
 #include "rosx_introspection/builtin_types.hpp"
 #include "rosx_introspection/variant.hpp"