diff --git a/rmw_zenoh_cpp/src/detail/attachment_helpers.cpp b/rmw_zenoh_cpp/src/detail/attachment_helpers.cpp
index 6f128b47..86c53d89 100644
--- a/rmw_zenoh_cpp/src/detail/attachment_helpers.cpp
+++ b/rmw_zenoh_cpp/src/detail/attachment_helpers.cpp
@@ -15,6 +15,7 @@
 #include <array>
 #include <cstdlib>
 #include <cstring>
+#include <functional>
 #include <stdexcept>
 #include <string>
 #include <utility>
diff --git a/rmw_zenoh_cpp/src/detail/zenoh_config.hpp b/rmw_zenoh_cpp/src/detail/zenoh_config.hpp
index 1f1e194f..cc8bc795 100644
--- a/rmw_zenoh_cpp/src/detail/zenoh_config.hpp
+++ b/rmw_zenoh_cpp/src/detail/zenoh_config.hpp
@@ -15,6 +15,7 @@
 #ifndef DETAIL__ZENOH_CONFIG_HPP_
 #define DETAIL__ZENOH_CONFIG_HPP_
 
+#include <functional>
 #include <optional>
 #include <unordered_map>
 #include <utility>
diff --git a/rmw_zenoh_cpp/src/detail/zenoh_utils.hpp b/rmw_zenoh_cpp/src/detail/zenoh_utils.hpp
index 8da7aae4..da8cf906 100644
--- a/rmw_zenoh_cpp/src/detail/zenoh_utils.hpp
+++ b/rmw_zenoh_cpp/src/detail/zenoh_utils.hpp
@@ -15,13 +15,14 @@
 #ifndef DETAIL__ZENOH_UTILS_HPP_
 #define DETAIL__ZENOH_UTILS_HPP_
 
-#include <zenoh.hxx>
+#include <functional>
 
 #include <array>
 #include <chrono>
-#include <functional>
 #include <optional>
 
+#include <zenoh.hxx>
+
 #include "rmw/types.h"
 
 namespace rmw_zenoh_cpp
diff --git a/rmw_zenoh_cpp/src/rmw_init_options.cpp b/rmw_zenoh_cpp/src/rmw_init_options.cpp
index 15e06e2b..475fa24c 100644
--- a/rmw_zenoh_cpp/src/rmw_init_options.cpp
+++ b/rmw_zenoh_cpp/src/rmw_init_options.cpp
@@ -12,6 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#include <functional>
 #include <zenoh.hxx>
 
 #include "detail/identifier.hpp"