diff --git a/gio/gappinfo.c b/gio/gappinfo.c
index c9121c0a4..8a21e2a33 100644
--- a/gio/gappinfo.c
+++ b/gio/gappinfo.c
@@ -166,7 +166,7 @@ g_app_info_default_init (GAppInfoInterface *iface)
    * A human-readable description of the application.
    *
    * In #GAppInfos created from [desktop files](https://specifications.freedesktop.org/desktop-entry-spec/latest/),
-   * this is the value of the Comment key.
+   * this is the value of the `Comment` key.
    *
    * May be %NULL, depending on how the #GAppInfo has been constructed.
    *