diff --git a/gtk/gtkcssprovider.c b/gtk/gtkcssprovider.c
index 880d1ad24171a454e9117852fda3ab559d8ee8d6..0e1d4f67a6a9f489677bc736e93b13a3882f2efd 100644
--- a/gtk/gtkcssprovider.c
+++ b/gtk/gtkcssprovider.c
@@ -1972,6 +1972,8 @@ gtk_css_provider_load_from_resource (GtkCssProvider *css_provider,
  *
  * Returns: (transfer none): The provider used for fallback styling.
  *          This memory is owned by GTK+, and you must not free it.
+ *
+ * Deprecated: 3.24: Use gtk_css_provider_new() instead.
  **/
 GtkCssProvider *
 gtk_css_provider_get_default (void)
diff --git a/gtk/gtkcssprovider.h b/gtk/gtkcssprovider.h
index 6044731b7a5de0e1025941ea7781667f4188f2d9..ee9565bf1cbd622918d1111f89966dead52a95f5 100644
--- a/gtk/gtkcssprovider.h
+++ b/gtk/gtkcssprovider.h
@@ -112,7 +112,7 @@ GDK_AVAILABLE_IN_3_16
 void             gtk_css_provider_load_from_resource (GtkCssProvider *css_provider,
                                                       const gchar    *resource_path);
 
-GDK_AVAILABLE_IN_ALL
+GDK_DEPRECATED_FOR(gtk_css_provider_new)
 GtkCssProvider * gtk_css_provider_get_default (void);
 
 GDK_AVAILABLE_IN_ALL