diff --git a/nixos/modules/nixos/lib.nix b/nixos/modules/nixos/lib.nix
index 1a955e1..bad9757 100644
--- a/nixos/modules/nixos/lib.nix
+++ b/nixos/modules/nixos/lib.nix
@@ -91,9 +91,9 @@
         if builtins.hasAttr "remoteResticTemplate" options then options.remoteResticTemplate else null;
       # 2:05 daily backup with 3h random delay
       timerConfig = {
-        OnCalendar = "02:05";
+        OnCalendar = "02:15"; # night snap is taken at 02:10
         Persistent = true;
-        RandomizedDelaySec = "3h";
+        RandomizedDelaySec = "30m";
       };
       # 7 daily, 5 weekly, 12 monthly backups
       pruneOpts = [