1 files changed, 6 insertions, 6 deletions
diff --git a/third_party/nixpkgs/default.nix b/third_party/nixpkgs/default.nix
index 9b9afb9262ec..c457ad801c1f 100644
--- a/third_party/nixpkgs/default.nix
+++ b/third_party/nixpkgs/default.nix
@@ -13,16 +13,16 @@ let
   # nixos-unstable, and the current stable channel of the latest NixOS
   # release.
 
-  # Tracking nixpkgs master as of 2021-12-07.
+  # Tracking nixos-unstable as of 2021-12-15.
   unstableHashes = {
-    commit = "f4eddfe2fdef11dcbcc4139c6b91b78a9e1c28c5";
-    sha256 = "196agg765k1ai9m2nh7hgc5lzhff9dkv80q2ij0yyacngjbzy5dd";
+    commit = "a2e281f5770247855b85d70c43454ba5bff34613";
+    sha256 = "03m6b3yvx7v8gwib848aclwqpg02rhqdh9h511w9byyfvha9g0fg";
   };
 
-  # Tracking nixos-21.05 as of 2021-12-07.
+  # Tracking nixos-21.11 as of 2021-12-12.
   stableHashes = {
-    commit = "4a8751d694b46340072d95409804f59b98326f44";
-    sha256 = "14pmmd82s0anknd6g57i0c1795766bvylqalf9kz730q1v0ransl";
+    commit = "573095944e7c1d58d30fc679c81af63668b54056";
+    sha256 = "07s5cwhskqvy82b4rld9b14ljc0013pig23i3jx3l3f957rk95pg";
   };
 
   # import the nixos-unstable package set, or optionally use the