diff --git a/flake.lock b/flake.lock
index fa2e32e..638b0fd 100644
--- a/flake.lock
+++ b/flake.lock
@@ -126,16 +126,15 @@
         ]
       },
       "locked": {
-        "lastModified": 1726989464,
-        "narHash": "sha256-Vl+WVTJwutXkimwGprnEtXc/s/s8sMuXzqXaspIGlwM=",
+        "lastModified": 1732025103,
+        "narHash": "sha256-qjEI64RKvDxRyEarY0jTzrZMa8ebezh2DEZmJJrpVdo=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "2f23fa308a7c067e52dfcc30a0758f47043ec176",
+        "rev": "a46e702093a5c46e192243edbd977d5749e7f294",
         "type": "github"
       },
       "original": {
         "owner": "nix-community",
-        "ref": "release-24.05",
         "repo": "home-manager",
         "type": "github"
       }
@@ -210,16 +209,16 @@
     },
     "nixpkgs_3": {
       "locked": {
-        "lastModified": 1731797254,
-        "narHash": "sha256-df3dJApLPhd11AlueuoN0Q4fHo/hagP75LlM5K1sz9g=",
+        "lastModified": 1732014248,
+        "narHash": "sha256-y/MEyuJ5oBWrWAic/14LaIr/u5E0wRVzyYsouYY3W6w=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "e8c38b73aeb218e27163376a2d617e61a2ad9b59",
+        "rev": "23e89b7da85c3640bbc2173fe04f4bd114342367",
         "type": "github"
       },
       "original": {
         "owner": "nixos",
-        "ref": "nixos-24.05",
+        "ref": "nixos-unstable",
         "repo": "nixpkgs",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index 105b555..c70b851 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,9 +2,9 @@
   description = "My OS config";
 
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.05";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
 
-    home.url = "github:nix-community/home-manager/release-24.05";
+    home.url = "github:nix-community/home-manager";
     home.inputs.nixpkgs.follows = "nixpkgs";
 
     firefox-gnome-theme = { url = "github:rafaelmardojai/firefox-gnome-theme"; flake = false; };
diff --git a/home.nix b/home.nix
index d6c6078..d801e65 100644
--- a/home.nix
+++ b/home.nix
@@ -43,11 +43,12 @@
       wget
       zip
       coreutils
+      zotero
 
       # fonts
       (nerdfonts.override { fonts = [ "FiraCode" "DroidSansMono" ]; })
       noto-fonts
-      noto-fonts-cjk
+      noto-fonts-cjk-sans
       noto-fonts-emoji
       inter
       google-fonts