diff --git a/src/gpioplus/event.hpp b/src/gpioplus/event.hpp
index 02c3cc2..ce90f64 100644
--- a/src/gpioplus/event.hpp
+++ b/src/gpioplus/event.hpp
@@ -34,6 +34,9 @@
 {
   public:
     /** @brief Creates a new gpio line event handler
+     *         The underlying implementation of the event is independent of
+     *         the provided chip object. It is safe to destroy any of the
+     *         provided inputs while this event is alive.
      *
      *  @param[in] chip           - The gpio chip which provides the events
      *  @param[in] line_offset    - The offset of the line generating events
diff --git a/src/gpioplus/handle.hpp b/src/gpioplus/handle.hpp
index 3a66518..1837c76 100644
--- a/src/gpioplus/handle.hpp
+++ b/src/gpioplus/handle.hpp
@@ -52,6 +52,9 @@
     };
 
     /** @brief Creates a new gpio handle
+     *         The underlying implementation of the handle is independent of
+     *         the provided chip object. It is safe to destroy any of the
+     *         provided inputs while this handle is alive.
      *
      *  @param[in] chip           - The gpio chip which provides the handle
      *  @param[in] lines          - A collection of lines the handle provides