diff --git a/flake.lock b/flake.lock
index d35c32ae..3cf48708 100644
--- a/flake.lock
+++ b/flake.lock
@@ -163,11 +163,11 @@
     },
     "nixpkgs-nixos-unstable": {
       "locked": {
-        "lastModified": 1649986882,
-        "narHash": "sha256-cNsInUFq1MbuvaEmv8x6jetWnmAU+osMpnwKumtjksI=",
+        "lastModified": 1650161686,
+        "narHash": "sha256-70ZWAlOQ9nAZ08OU6WY7n4Ij2kOO199dLfNlvO/+pf8=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "5181d5945eda382ff6a9ca3e072ed6ea9b547fee",
+        "rev": "1ffba9f2f683063c2b14c9f4d12c55ad5f4ed887",
         "type": "github"
       },
       "original": {
@@ -179,11 +179,11 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1649944829,
-        "narHash": "sha256-wjOgLfjCdyoRamMOrVJceeDJk4LvJsQOxBoT3k16/7Q=",
+        "lastModified": 1650244918,
+        "narHash": "sha256-DsS5nxjTpnoUC4pNXJI1rit7TnDTij8vQDa5PtcDCD0=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "2f06b87f64bc06229e05045853e0876666e1b023",
+        "rev": "7b38b03d76ab71bdc8dc325e3f6338d984cc35ca",
         "type": "github"
       },
       "original": {
@@ -227,11 +227,11 @@
     },
     "nur": {
       "locked": {
-        "lastModified": 1650024920,
-        "narHash": "sha256-GlCU6pWtaJgxy0qMcihJ2qOam0mLm5RQk9y98DimZzw=",
+        "lastModified": 1650270687,
+        "narHash": "sha256-It/SRKKhqjoRzXd40ThUxitZX3e4WD02rb2mlQ7Wc9I=",
         "owner": "nix-community",
         "repo": "NUR",
-        "rev": "d5323699bbacb4582e14d80d7913e1b05c1599db",
+        "rev": "43c55bab29a7d002e33cad7148a482f56b6b90b6",
         "type": "github"
       },
       "original": {
diff --git a/nixos/backups.nix b/nixos/backups.nix
index 8ebf2a67..d8bd51a5 100644
--- a/nixos/backups.nix
+++ b/nixos/backups.nix
@@ -1,7 +1,12 @@
 { config, pkgs, ... }:
 let
-  extraArgs =
-    [ "--exclude='.cache'" "--exclude='.rustup'" "--exclude='.cargo'" ];
+  extraArgs = [
+    "--exclude='.cache'"
+    "--exclude='.rustup'"
+    "--exclude='.cargo'"
+    "--exclude='.config/Element/Cache'"
+    "--exclude='.config/discord/Cache'"
+  ];
 in {
 
   services = {
diff --git a/nixos/gui/default.nix b/nixos/gui/default.nix
index 493a91c7..967c2bca 100644
--- a/nixos/gui/default.nix
+++ b/nixos/gui/default.nix
@@ -35,7 +35,6 @@ in {
       [
         anarchism
         binwalk-full
-        brave
         cheese
         digikam
         electrum