diff --git a/gobject/gboxed.c b/gobject/gboxed.c
index 8f0e4ea8f..8872ca433 100644
--- a/gobject/gboxed.c
+++ b/gobject/gboxed.c
@@ -154,6 +154,8 @@ G_DEFINE_BOXED_TYPE (GUri, g_uri, g_uri_ref, g_uri_unref)
 G_DEFINE_BOXED_TYPE (GOptionGroup, g_option_group, g_option_group_ref, g_option_group_unref)
 G_DEFINE_BOXED_TYPE (GPatternSpec, g_pattern_spec, g_pattern_spec_copy, g_pattern_spec_free);
 
+G_DEFINE_BOXED_TYPE (GStrvBuilder, g_strv_builder, g_strv_builder_ref, g_strv_builder_unref);
+
 /* This one can't use G_DEFINE_BOXED_TYPE (GStrv, g_strv, g_strdupv, g_strfreev) */
 GType
 g_strv_get_type (void)
diff --git a/gobject/glib-types.h b/gobject/glib-types.h
index 4a6a5dbb6..76f746cf2 100644
--- a/gobject/glib-types.h
+++ b/gobject/glib-types.h
@@ -354,6 +354,15 @@ typedef gsize GType;
  */
 #define G_TYPE_DIR (g_dir_get_type ())
 
+/**
+ * G_TYPE_STRV_BUILDER:
+ *
+ * The #GType for a boxed type holding a #GStrvBuilder.
+ *
+ * Since: 2.80
+ */
+#define G_TYPE_STRV_BUILDER (g_strv_builder_get_type ())
+
 GOBJECT_AVAILABLE_IN_ALL
 GType   g_date_get_type            (void) G_GNUC_CONST;
 GOBJECT_AVAILABLE_IN_ALL
@@ -422,6 +431,8 @@ GOBJECT_AVAILABLE_IN_2_80
 GType   g_hmac_get_type (void) G_GNUC_CONST;
 GOBJECT_AVAILABLE_IN_2_80
 GType   g_dir_get_type (void) G_GNUC_CONST;
+GOBJECT_AVAILABLE_IN_2_80
+GType   g_strv_builder_get_type (void) G_GNUC_CONST;
 
 GOBJECT_DEPRECATED_FOR('G_TYPE_VARIANT')
 GType   g_variant_get_gtype        (void) G_GNUC_CONST;