diff --git a/emacs/feature/feature-base.el b/emacs/feature/feature-base.el
index c55ea8c..b523b17 100644
--- a/emacs/feature/feature-base.el
+++ b/emacs/feature/feature-base.el
@@ -24,6 +24,7 @@
 (require 'module-grep)
 (require 'module-piper)
 (require 'module-calendar)
+(require 'module-gc)
 
 (provide 'feature-base)
 
diff --git a/emacs/module/module-gc.el b/emacs/module/module-gc.el
new file mode 100644
index 0000000..dc1d498
--- /dev/null
+++ b/emacs/module/module-gc.el
@@ -0,0 +1,13 @@
+;;; module-gc.el -- clean up
+;;;
+;;; Commentary:
+;;; Emacs garbage collection.
+;;;
+;;; Code:
+
+(require 'module-pkg)
+(pkg/require 'gc-buffers)
+(gc-buffers-mode 1)
+
+(provide 'module-gc)
+;;; module-gc.el ends here.