diff --git a/flake.lock b/flake.lock
index 9ec8f81..180f8a9 100755
--- a/flake.lock
+++ b/flake.lock
@@ -1,5 +1,21 @@
 {
   "nodes": {
+    "calibre": {
+      "locked": {
+        "lastModified": 1760533177,
+        "narHash": "sha256-OwM1sFustLHx+xmTymhucZuNhtq98fHIbfO8Swm5L8A=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "35f590344ff791e6b1d6d6b8f3523467c9217caf",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "35f590344ff791e6b1d6d6b8f3523467c9217caf",
+        "type": "github"
+      }
+    },
     "compose2nix": {
       "inputs": {
         "nixpkgs": [
@@ -453,6 +469,7 @@
     },
     "root": {
       "inputs": {
+        "calibre": "calibre",
         "compose2nix": "compose2nix",
         "disko": "disko",
         "flake-compat": "flake-compat",