From 74b331c00314b98b8b417e94aa38e560e70c3a73 Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Fri, 13 May 2016 00:40:58 +0200
Subject: garbage collection on Hel

---
 hel.nix | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/hel.nix b/hel.nix
index 6bbb4a8c..2d7d43b9 100644
--- a/hel.nix
+++ b/hel.nix
@@ -114,5 +114,11 @@
   hardware.pulseaudio = {
     enable = true;
   };
+
+  nix.gc = {
+    automatic = true;
+    dates = "daily";
+    options = "--delete-older-than 30d";
+  };
 }
 
-- 
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