diff --git a/src/cpp/fastdds/xtypes/dynamic_types/DynamicTypeImpl.hpp b/src/cpp/fastdds/xtypes/dynamic_types/DynamicTypeImpl.hpp
index 28c5a7af067..c2eea1d6e80 100644
--- a/src/cpp/fastdds/xtypes/dynamic_types/DynamicTypeImpl.hpp
+++ b/src/cpp/fastdds/xtypes/dynamic_types/DynamicTypeImpl.hpp
@@ -72,7 +72,7 @@ class DynamicTypeImpl : public virtual traits<DynamicType>::base_type
             traits<AnnotationDescriptor>::ref_type& descriptor,
             uint32_t idx) noexcept override;
 
-    const std::vector<AnnotationDescriptorImpl> get_annotations() const
+    const std::vector<AnnotationDescriptorImpl>& get_annotations() const
     {
         return annotation_;
     }
diff --git a/src/cpp/fastdds/xtypes/dynamic_types/DynamicTypeMemberImpl.hpp b/src/cpp/fastdds/xtypes/dynamic_types/DynamicTypeMemberImpl.hpp
index 87c8d47ea66..0357eed1e66 100644
--- a/src/cpp/fastdds/xtypes/dynamic_types/DynamicTypeMemberImpl.hpp
+++ b/src/cpp/fastdds/xtypes/dynamic_types/DynamicTypeMemberImpl.hpp
@@ -47,7 +47,7 @@ class DynamicTypeMemberImpl : public virtual traits<DynamicTypeMember>::base_typ
             traits<AnnotationDescriptor>::ref_type& descriptor,
             uint32_t idx) noexcept override;
 
-    const std::vector<AnnotationDescriptorImpl> get_annotations() const
+    const std::vector<AnnotationDescriptorImpl>& get_annotations() const
     {
         return annotation_;
     }