diff --git a/flake.lock b/flake.lock
index 62cb0d3..d42a52e 100644
--- a/flake.lock
+++ b/flake.lock
@@ -104,17 +104,17 @@
     },
     "unstable": {
       "locked": {
-        "lastModified": 1777425547,
-        "narHash": "sha256-d57AbflkNfZNoFaZDzssEq1RfPoM9dLtOGI2O+N/68Q=",
+        "lastModified": 1789785513,
+        "narHash": "sha256-B44WL6h0XoLjJ41bUPJk0X5SDinLCII//6EcBLXKiJ0=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "ebc08544afa77957cc348ba72dc490ec73b87f68",
+        "rev": "20b1ddd1aa5ace70c9468305030aa4f9ef79671b",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixpkgs-unstable",
         "repo": "nixpkgs",
+        "rev": "20b1ddd1aa5ace70c9468305030aa4f9ef79671b",
         "type": "github"
       }
     }
diff --git a/flake.nix b/flake.nix
index bddde32..b1d98f9 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,7 +2,7 @@
   description = "Userscripts dev environment (bun + oxc)";
 
   inputs = {
-    unstable.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    unstable.url = "github:NixOS/nixpkgs/20b1ddd1aa5ace70c9468305030aa4f9ef79671b";
     systems.url = "github:nix-systems/default";
     flake-utils = {
       url = "github:numtide/flake-utils";