diff --git a/modules/hosts/john-pc-ubuntu.nix b/modules/hosts/john-pc-ubuntu.nix
index b3b535a..406182e 100644
--- a/modules/hosts/john-pc-ubuntu.nix
+++ b/modules/hosts/john-pc-ubuntu.nix
@@ -83,6 +83,7 @@ in
     };
     restic = {
       passwordFile = resticPasswordFile;
+      OnCalendar = "*:0/15";
       paths = [ "${config.xdg.userDirs.documents}" "/conf" ];
       exclude = [
         "/home/*/Pictures"
diff --git a/modules/services/restic/restic.nix b/modules/services/restic/restic.nix
index 5b723b9..1c3cbc0 100644
--- a/modules/services/restic/restic.nix
+++ b/modules/services/restic/restic.nix
@@ -33,6 +33,15 @@
           type = lib.types.listOf lib.types.str;
           default = [ ];
         };
+        OnCalendar = lib.mkOption {
+          description = "";
+          type = lib.types.str;
+        };
+        RandomizedDelaySec = lib.mkOption {
+          description = "";
+          type = lib.types.str;
+          default = "1m";
+        };
       };
 
       config = let
@@ -61,9 +70,9 @@
             passwordFile = cfg.passwordFile;
             paths = cfg.paths;
             timerConfig = {
-              OnCalendar = "00:05";
+              OnCalendar = cfg.OnCalendar;
+              RandomizedDelaySec = cfg.RandomizedDelaySec;
               Persistent = true;
-              RandomizedDelaySec = "5h";
             };
             runCheck = true;
             pruneOpts = [