diff --git a/docs/reference/gsk/gsk4-sections.txt b/docs/reference/gsk/gsk4-sections.txt
index c81fdfeb56..0f464bd195 100644
--- a/docs/reference/gsk/gsk4-sections.txt
+++ b/docs/reference/gsk/gsk4-sections.txt
@@ -30,6 +30,7 @@ GskRenderNodeType
 gsk_render_node_get_node_type
 gsk_render_node_draw
 GskSerializationError
+GskParseErrorFunc
 gsk_render_node_serialize
 gsk_render_node_deserialize
 gsk_render_node_write_to_file