diff --git a/common-sw.nix b/common-sw.nix
index dbe66ba..062c033 100644
--- a/common-sw.nix
+++ b/common-sw.nix
@@ -23,7 +23,7 @@
     # hledger
     # hledger-diff
     cmake ninja
-    bear
+    # bear
     mpv
     neomutt notmuch
     patchelf
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..faff562
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,25 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1621552131,
+        "narHash": "sha256-AD/AEXv+QOYAg0PIqMYv2nbGOGTIwfOGKtz3rE+y+Tc=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "d42cd445dde587e9a993cd9434cb43da07c4c5de",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..7625f4c
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,8 @@
+{
+  outputs = { self, nixpkgs }: {
+     nixosConfigurations.petalius = nixpkgs.lib.nixosSystem {
+       system = "x86_64-linux";
+       modules = [ ./petalius.nix ];
+     };
+  };
+}
diff --git a/large-sw.nix b/large-sw.nix
index 82306b0..554c6ac 100644
--- a/large-sw.nix
+++ b/large-sw.nix
@@ -11,7 +11,7 @@
     libreoffice-fresh
     stablePkgs
     # calibre
-    goldendict
+    # goldendict
 
     xournal
     # (xournalpp.overrideDerivation (_: {