1 files changed, 6 insertions, 3 deletions

diff --git a/bragi.nix b/bragi.nix
index f7c857ca..69164f3e 100644
--- a/bragi.nix
+++ b/bragi.nix
@@ -259,10 +259,13 @@ in rec {
   # };
 
   nix = {
-    extraOptions = ''
-      binary-caches-parallel-connections = 10
-    '';
+    daemonIONiceLevel = 3;
+    daemonNiceLevel = 10;
+    gc = {
+      automatic = true;
+    };
   };
 
   system.autoUpgrade.enable = true;
+  system.stateVersion = "16.09";
 }