1 files changed, 1 insertions, 1 deletions

diff --git a/flake.nix b/flake.nix
index a98436b..7314190 100644
--- a/flake.nix
+++ b/flake.nix
@@ -4,7 +4,7 @@
 
 {
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-21.11";
     flake-utils.url = "github:numtide/flake-utils";
   };