diff --git a/rmw_zenoh_cpp/src/detail/graph_cache.hpp b/rmw_zenoh_cpp/src/detail/graph_cache.hpp
index 158891de..eb22d3ea 100644
--- a/rmw_zenoh_cpp/src/detail/graph_cache.hpp
+++ b/rmw_zenoh_cpp/src/detail/graph_cache.hpp
@@ -29,6 +29,7 @@
 #include "ordered_map.hpp"
 
 #include "rcutils/allocator.h"
+#include "rcutils/string_array.h"
 
 #include "rmw/topic_endpoint_info_array.h"
 #include "rmw/names_and_types.h"