diff --git a/apps/collect-view/collect-view.c b/apps/collect-view/collect-view.c
index e30633513..331256365 100644
--- a/apps/collect-view/collect-view.c
+++ b/apps/collect-view/collect-view.c
@@ -49,7 +49,7 @@
 /*---------------------------------------------------------------------------*/
 void
 collect_view_construct_message(struct collect_view_data_msg *msg,
-                               rimeaddr_t *parent,
+                               const rimeaddr_t *parent,
                                uint16_t parent_etx,
                                uint16_t current_rtmetric,
                                uint16_t num_neighbors,
diff --git a/apps/collect-view/collect-view.h b/apps/collect-view/collect-view.h
index 7df382393..259fec370 100644
--- a/apps/collect-view/collect-view.h
+++ b/apps/collect-view/collect-view.h
@@ -23,7 +23,7 @@ struct collect_view_data_msg {
 };
 
 void collect_view_construct_message(struct collect_view_data_msg *msg,
-                                    rimeaddr_t *parent,
+                                    const rimeaddr_t *parent,
                                     uint16_t etx_to_parent,
                                     uint16_t current_rtmetric,
                                     uint16_t num_neighbors,