diff --git a/include/CXXGraph/Node/Node_decl.h b/include/CXXGraph/Node/Node_decl.h
index 0618f605e..5c2e2b17d 100644
--- a/include/CXXGraph/Node/Node_decl.h
+++ b/include/CXXGraph/Node/Node_decl.h
@@ -48,6 +48,7 @@ class Node {
   const CXXGraph::id_t &getId() const;
   const std::string &getUserId() const;
   const T &getData() const;
+  T& getData();
   void setData(T &&new_data);
   // operator
   bool operator==(const Node<T> &b) const;
diff --git a/include/CXXGraph/Node/Node_impl.hpp b/include/CXXGraph/Node/Node_impl.hpp
index eb6905c2c..20d60e2c8 100644
--- a/include/CXXGraph/Node/Node_impl.hpp
+++ b/include/CXXGraph/Node/Node_impl.hpp
@@ -65,6 +65,11 @@ const T &Node<T>::getData() const {
   return data;
 }
 
+template <typename T>
+T& Node<T>::getData() {
+  return data;
+}
+
 template <typename T>
 void Node<T>::setData(T &&new_data) {
   this->data = std::move(new_data);
@@ -92,4 +97,4 @@ std::ostream &operator<<(std::ostream &os, const Node<T> &node) {
 
 }  // namespace CXXGraph
 
-#endif  // __CXXGRAPH_NODE_IMPL_H__
\ No newline at end of file
+#endif  // __CXXGRAPH_NODE_IMPL_H__