diff --git a/libgimpcolor/gimpcairo.c b/libgimpcolor/gimpcairo.c
index 73f10e3c41..98a4dfb71c 100644
--- a/libgimpcolor/gimpcairo.c
+++ b/libgimpcolor/gimpcairo.c
@@ -178,7 +178,7 @@ gimp_cairo_surface_get_format (cairo_surface_t *surface)
  *
  * Since: 2.10
  *
- * Deprecated: 3.2: Use gimp_cairo_surface_get_buffer().
+ * Deprecated: 3.0.8: Use gimp_cairo_surface_get_buffer().
  **/
 GeglBuffer *
 gimp_cairo_surface_create_buffer (cairo_surface_t *surface,
@@ -214,7 +214,7 @@ gimp_cairo_surface_create_buffer (cairo_surface_t *surface,
  *
  * Returns: (transfer full): a #GeglBuffer
  *
- * Since: 3.2
+ * Since: 3.0.8
  **/
 GeglBuffer *
 gimp_cairo_surface_get_buffer (cairo_surface_t *surface,
diff --git a/libgimpconfig/gimpconfig-iface.c b/libgimpconfig/gimpconfig-iface.c
index 84907c7c47..ebe0e6ea03 100644
--- a/libgimpconfig/gimpconfig-iface.c
+++ b/libgimpconfig/gimpconfig-iface.c
@@ -890,7 +890,7 @@ gimp_config_copy (GimpConfig  *src,
  *
  * Returns: the XCF version associated with the @config.
  *
- * Since: 3.2
+ * Since: 3.0.8
  **/
 guint
 gimp_config_get_xcf_version (GimpConfig *config)
@@ -913,7 +913,7 @@ gimp_config_get_xcf_version (GimpConfig *config)
  * to adjust how properties are serialized depending on the version of the XCF
  * that it is being saved to.
  *
- * Since: 3.2
+ * Since: 3.0.8
  **/
 void
 gimp_config_set_xcf_version (GimpConfig *config,