diff --git a/include/aidge/backend/TensorImpl.hpp b/include/aidge/backend/TensorImpl.hpp
index 1aabd7b2bb7e0f9c6288f4450ed7884567e3d913..34fcd6a33763603e2db80fe2a4431c42ec2bb530 100644
--- a/include/aidge/backend/TensorImpl.hpp
+++ b/include/aidge/backend/TensorImpl.hpp
@@ -93,7 +93,7 @@ public:
     virtual const void* hostPtr() const { return nullptr; };
 
     /**
-     * Sets the device pointer.
+     * Sets the device pointer. The previously owned data is deleted.
      * UNSAFE: directly setting the device pointer may lead to undefined behavior
      * if it does not match the required storage.
      * @param ptr A valid device pointer.