diff --git a/flake.lock b/flake.lock
index ab75aa6..73d6916 100644
--- a/flake.lock
+++ b/flake.lock
@@ -10,11 +10,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1736892822,
-        "narHash": "sha256-CsrIuVrlQqa8Qhtw3ZF++J5AOYvEjy5Kqlxk+GpcJOs=",
+        "lastModified": 1772463914,
+        "narHash": "sha256-znAbaY1B3mBsugbIeuTRGkzy+gklYbwOre4AAJWsTIY=",
         "owner": "icewind1991",
         "repo": "cross-naersk",
-        "rev": "17fdda6814ce121bf50ec940005db6af94c7c5c5",
+        "rev": "b59ecdde46083e14fe09daa94cb937ed868a44d4",
         "type": "github"
       },
       "original": {
@@ -23,18 +23,41 @@
         "type": "github"
       }
     },
+    "fenix": {
+      "inputs": {
+        "nixpkgs": [
+          "naersk",
+          "nixpkgs"
+        ],
+        "rust-analyzer-src": "rust-analyzer-src"
+      },
+      "locked": {
+        "lastModified": 1752475459,
+        "narHash": "sha256-z6QEu4ZFuHiqdOPbYss4/Q8B0BFhacR8ts6jO/F/aOU=",
+        "owner": "nix-community",
+        "repo": "fenix",
+        "rev": "bf0d6f70f4c9a9cf8845f992105652173f4b617f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "fenix",
+        "type": "github"
+      }
+    },
     "naersk": {
       "inputs": {
+        "fenix": "fenix",
         "nixpkgs": [
           "nixpkgs"
         ]
       },
       "locked": {
-        "lastModified": 1751923969,
-        "narHash": "sha256-QNo234SxSB2lLavaT2d+g+Z2WB7o7w29vYkM6zfRLi4=",
+        "lastModified": 1769799857,
+        "narHash": "sha256-88IFXZ7Sa1vxbz5pty0Io5qEaMQMMUPMonLa3Ls/ss4=",
         "owner": "nix-community",
         "repo": "naersk",
-        "rev": "0473954e399eec0081ee816f3430c17d1f7e5a42",
+        "rev": "9d4ed44d8b8cecdceb1d6fd76e74123d90ae6339",
         "type": "github"
       },
       "original": {
@@ -45,16 +68,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1751741127,
-        "narHash": "sha256-t75Shs76NgxjZSgvvZZ9qOmz5zuBE8buUaYD28BMTxg=",
+        "lastModified": 1772047000,
+        "narHash": "sha256-7DaQVv4R97cii/Qdfy4tmDZMB2xxtyIvNGSwXBBhSmo=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "29e290002bfff26af1db6f64d070698019460302",
+        "rev": "1267bb4920d0fc06ea916734c11b0bf004bbe17e",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixos-25.05",
+        "ref": "nixos-25.11",
         "repo": "nixpkgs",
         "type": "github"
       }
@@ -68,6 +91,23 @@
         "utils": "utils"
       }
     },
+    "rust-analyzer-src": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1752428706,
+        "narHash": "sha256-EJcdxw3aXfP8Ex1Nm3s0awyH9egQvB2Gu+QEnJn2Sfg=",
+        "owner": "rust-lang",
+        "repo": "rust-analyzer",
+        "rev": "591e3b7624be97e4443ea7b5542c191311aa141d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "rust-lang",
+        "ref": "nightly",
+        "repo": "rust-analyzer",
+        "type": "github"
+      }
+    },
     "rust-overlay": {
       "inputs": {
         "nixpkgs": [
@@ -75,11 +115,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1751942411,
-        "narHash": "sha256-01uMHCt2U9tP4f24DGch145tT8YQppLY5TC9mWK7O0A=",
+        "lastModified": 1772420823,
+        "narHash": "sha256-q3oVwz1Rx41D1D+F6vg41kpOkk3Zi3KwnkHEZp7DCGs=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "c587235f892930a61c9e415f0d9792a1b27a41a2",
+        "rev": "458eea8d905c609e9d889423e6b8a1c7bc2f792c",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 4767618..a8304dd 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,6 +1,6 @@
 {
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.05";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.11";
     utils.url = "github:numtide/flake-utils";
     naersk.url = "github:nix-community/naersk";
     naersk.inputs.nixpkgs.follows = "nixpkgs";