diff --git a/docs/reference/gobject/gobject-sections.txt b/docs/reference/gobject/gobject-sections.txt
index 915dbc918..1f331b69f 100644
--- a/docs/reference/gobject/gobject-sections.txt
+++ b/docs/reference/gobject/gobject-sections.txt
@@ -163,6 +163,7 @@ G_TYPE_PARAM
 G_TYPE_OBJECT
 G_TYPE_GTYPE
 G_TYPE_VARIANT
+G_TYPE_CHECKSUM
 
 <SUBSECTION>
 G_TYPE_RESERVED_GLIB_FIRST