diff --git a/src/core/window-private.h b/src/core/window-private.h
index 330f22635..ddc0a75c2 100644
--- a/src/core/window-private.h
+++ b/src/core/window-private.h
@@ -688,8 +688,6 @@ void meta_window_activate_full (MetaWindow     *window,
                                 MetaClientType  source_indication,
                                 MetaWorkspace  *workspace);
 
-gboolean meta_window_is_client_decorated (MetaWindow *window);
-
 void meta_window_update_monitor (MetaWindow *window,
                                  gboolean    user_op);
 
diff --git a/src/meta/window.h b/src/meta/window.h
index 6ef85df54..60eaef38b 100644
--- a/src/meta/window.h
+++ b/src/meta/window.h
@@ -256,6 +256,7 @@ gboolean meta_window_is_always_on_all_workspaces (MetaWindow *window);
 gboolean meta_window_is_above (MetaWindow *window);
 gboolean meta_window_allows_move (MetaWindow *window);
 gboolean meta_window_allows_resize (MetaWindow *window);
+gboolean meta_window_is_client_decorated (MetaWindow *window);
 
 gboolean meta_window_titlebar_is_onscreen    (MetaWindow *window);
 void     meta_window_shove_titlebar_onscreen (MetaWindow *window);