diff --git a/legacy/efreet/src/lib/efreet_desktop.c b/legacy/efreet/src/lib/efreet_desktop.c
index 636df0f1a6..1a78e6d54c 100644
--- a/legacy/efreet/src/lib/efreet_desktop.c
+++ b/legacy/efreet/src/lib/efreet_desktop.c
@@ -261,6 +261,9 @@ efreet_desktop_new(const char *file)
  *
  * By using efreet_desktop_uncached_new the Efreet_Desktop structure will be
  * read from disk, and not from any cache.
+ *
+ * Data in the structure is allocated with strdup, so use free and strdup to
+ * change values.
  */
 EAPI Efreet_Desktop *
 efreet_desktop_uncached_new(const char *file)