diff --git a/flake.lock b/flake.lock
index ab99b6a..96e9bbd 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,21 +1,5 @@
 {
   "nodes": {
-    "chromium": {
-      "locked": {
-        "lastModified": 1734083684,
-        "narHash": "sha256-5fNndbndxSx5d+C/D0p/VF32xDiJCJzyOqorOYW4JEo=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "314e12ba369ccdb9b352a4db26ff419f7c49fa84",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "314e12ba369ccdb9b352a4db26ff419f7c49fa84",
-        "type": "github"
-      }
-    },
     "home-manager": {
       "inputs": {
         "nixpkgs": [
@@ -54,7 +38,6 @@
     },
     "root": {
       "inputs": {
-        "chromium": "chromium",
         "home-manager": "home-manager",
         "nixpkgs": "nixpkgs",
         "sops-nix": "sops-nix"
diff --git a/hosts/chunk/borg.nix b/hosts/chunk/borg.nix
index 6e2110b..960f1ac 100644
--- a/hosts/chunk/borg.nix
+++ b/hosts/chunk/borg.nix
@@ -6,7 +6,7 @@
   services.borgbackup.jobs = {
     crashRsync = {
       paths = ["/root" "/home" "/var/backup" "/var/lib" "/var/log" "/opt" "/etc" "/vw-data"];
-      exclude = ["**/.cache" "**/node_modules" "**/cache" "**/Cache" "/var/lib/docker/overlay*"];
+      exclude = ["**/.cache" "**/node_modules" "**/cache" "**/Cache" "/var/lib/docker" "/var/lib/containers/cache" "/var/lib/containers/overlay*"];
       repo = "de3911@de3911.rsync.net:borg/crash";
       encryption = {
         mode = "repokey-blake2";
@@ -17,7 +17,7 @@
         BORG_REMOTE_PATH = "borg1";
       };
       compression = "auto,zstd";
-      startAt = "daily";
+      startAt = "hourly";
       extraCreateArgs = ["--stats"];
       # warnings are often not that serious
       failOnWarnings = false;