diff --git a/flake.lock b/flake.lock
index 8e7c365..eb0eb6b 100644
--- a/flake.lock
+++ b/flake.lock
@@ -38,11 +38,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1682347289,
-        "narHash": "sha256-BQHY4lzS3Tkx4XLmZPR5FSjKWMP+cKNtUM8pTC4L9Ek=",
+        "lastModified": 1682333170,
+        "narHash": "sha256-yrJIk5/ONaX0QVQoq67DzNPW7epOuiwAM9FY9xFrE8k=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "0263da497eae3246ea15ed6f0f7875bc15592cef",
+        "rev": "6f9781b1b0cf3fedbe9d2d0a785aeec4d6085c10",
         "type": "github"
       },
       "original": {
@@ -391,11 +391,11 @@
         "nixpkgs": "nixpkgs_3"
       },
       "locked": {
-        "lastModified": 1682345099,
-        "narHash": "sha256-UmVuGvrOrL2iSZOf3sqzJAtbI9Y1BVAOHOdCBCI6W10=",
+        "lastModified": 1682275062,
+        "narHash": "sha256-+Z0szchvOKkiNoBU6HO9N9xORj9AlEUccPe3Bsn1Mvo=",
         "owner": "hyprwm",
         "repo": "xdg-desktop-portal-hyprland",
-        "rev": "f9f08c802e96ede147f25f724977a156324a4cf4",
+        "rev": "7d3da7e9686df82bb595857e1fde0cf235ad5fba",
         "type": "github"
       },
       "original": {
diff --git a/hosts/nuc/modules/backup/default.nix b/hosts/nuc/modules/backup/default.nix
index d095d88..9d1076c 100644
--- a/hosts/nuc/modules/backup/default.nix
+++ b/hosts/nuc/modules/backup/default.nix
@@ -15,28 +15,24 @@
     };
 
   services.btrbk = {
-    instances."nuc-to-disk" =
-      {
-        settings = {
-          snapshot_preserve = "14d";
-          snapshot_preserve_min = "2d";
-          target_preserve = "30d 4w 12m";
-          target_preserve_min = "2d";
-          volume = {
-            "/mnt/pool" = {
-              subvolume = {
-                log = {
-                  snapshot_create = "always";
-                };
-                lib = {
-                  snapshot_create = "always";
-                };
-              };
-              target = "/mnt/backup/nuc";
+    instances."nuc-to-disk".settings = {
+      snapshot_preserve = "14d";
+      snapshot_preserve_min = "2d";
+      target_preserve = "30d 4w 12m";
+      target_preserve_min = "2d";
+      volume = {
+        "/mnt/pool" = {
+          subvolume = {
+            log = {
+              snapshot_create = "always";
+            };
+            lib = {
+              snapshot_create = "always";
             };
           };
+          target = "/mnt/backup/nuc";
         };
-        onCalendar = "*-*-* */6:00:00";
       };
+    };
   };
 }
diff --git a/shared/zsh.nix b/shared/zsh.nix
index 8ff64de..11b4a32 100644
--- a/shared/zsh.nix
+++ b/shared/zsh.nix
@@ -49,10 +49,6 @@
         prompt_dir() {
             prompt_segment blue $CURRENT_FG '%c'
         }
-
-        witch() {
-            readlink -f $(which $1)
-        }
         cat ${../images/cat.sixel}
       '';