diff --git a/rmw_fastrtps_shared_cpp/src/rmw_publish.cpp b/rmw_fastrtps_shared_cpp/src/rmw_publish.cpp
index d4695d419..a6e07a7c7 100644
--- a/rmw_fastrtps_shared_cpp/src/rmw_publish.cpp
+++ b/rmw_fastrtps_shared_cpp/src/rmw_publish.cpp
@@ -115,6 +115,7 @@ __rmw_publish_loaned_message(
   const void * ros_message,
   rmw_publisher_allocation_t * allocation)
 {
+  static_cast<void>(allocation);
   RCUTILS_CAN_RETURN_WITH_ERROR_OF(RMW_RET_INVALID_ARGUMENT);
   RCUTILS_CAN_RETURN_WITH_ERROR_OF(RMW_RET_INCORRECT_RMW_IMPLEMENTATION);
   RCUTILS_CAN_RETURN_WITH_ERROR_OF(RMW_RET_ERROR);
diff --git a/rmw_fastrtps_shared_cpp/src/rmw_take.cpp b/rmw_fastrtps_shared_cpp/src/rmw_take.cpp
index 6b75d2bb4..e9cd4be1c 100644
--- a/rmw_fastrtps_shared_cpp/src/rmw_take.cpp
+++ b/rmw_fastrtps_shared_cpp/src/rmw_take.cpp
@@ -365,7 +365,7 @@ struct GenericSequence : public eprosima::fastdds::dds::LoanableCollection
 {
   GenericSequence() = default;
 
-  void resize(size_type new_length) override
+  void resize(size_type /*new_length*/) override
   {
     // This kind of collection should only be used with loans
     throw std::bad_alloc();