1 files changed, 1 insertions, 1 deletions

diff --git a/src/messenger/gnunet-service-messenger_list_messages.h b/src/messenger/gnunet-service-messenger_list_messages.h
index 9ace84cbf..93ec203ea 100644
--- a/src/messenger/gnunet-service-messenger_list_messages.h
+++ b/src/messenger/gnunet-service-messenger_list_messages.h
@@ -104,6 +104,6 @@ load_list_messages (struct GNUNET_MESSENGER_ListMessages *messages, const char *
  * @param[in] path Path of file
  */
 void
-save_list_messages (struct GNUNET_MESSENGER_ListMessages *messages, const char *path);
+save_list_messages (const struct GNUNET_MESSENGER_ListMessages *messages, const char *path);
 
 #endif //GNUNET_SERVICE_MESSENGER_LIST_MESSAGES_H