2 files changed, 6 insertions, 23 deletions
diff --git a/third_party/nixpkgs/default.nix b/third_party/nixpkgs/default.nix
index c457ad801c1f..35687bc98713 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 nixos-unstable as of 2021-12-15.
+  # Tracking nixos-unstable as of 2021-12-20.
   unstableHashes = {
-    commit = "a2e281f5770247855b85d70c43454ba5bff34613";
-    sha256 = "03m6b3yvx7v8gwib848aclwqpg02rhqdh9h511w9byyfvha9g0fg";
+    commit = "d87b72206aadebe6722944f541f55d33fd7046fb";
+    sha256 = "18p03pdy2halapvlfv37f2p6m67g0y6lvhj485iyl4xa5hb4cr8n";
   };
 
-  # Tracking nixos-21.11 as of 2021-12-12.
+  # Tracking nixos-21.11 as of 2021-12-20.
   stableHashes = {
-    commit = "573095944e7c1d58d30fc679c81af63668b54056";
-    sha256 = "07s5cwhskqvy82b4rld9b14ljc0013pig23i3jx3l3f957rk95pg";
+    commit = "86453059bf8312f0f5bf1fe8a2f52da2be664489";
+    sha256 = "0inzy97dp5988cwjwpn41219rir4c7qp7wwg7v4abcs9lypg8is4";
   };
 
   # import the nixos-unstable package set, or optionally use the
diff --git a/third_party/overlays/tvl.nix b/third_party/overlays/tvl.nix
index c6b6e86dc89d..da504320dcbc 100644
--- a/third_party/overlays/tvl.nix
+++ b/third_party/overlays/tvl.nix
@@ -60,23 +60,6 @@ self: super: {
     meta.ci = false;
   });
 
-  # bump treefmt to a newer version that includes our config file patch
-  treefmt = super.treefmt.overrideAttrs(drv: rec {
-    version = "0.3.0";
-
-    src = super.fetchFromGitHub {
-      owner = "numtide";
-      repo = "treefmt";
-      rev = "v${version}";
-      sha256 = "0jnfak6wmqpqwymja9bsw54al50yqzdy7lxfx66rqamqsvngqd1x";
-    };
-
-    cargoDeps = drv.cargoDeps.overrideAttrs(_: {
-      inherit src;
-      outputHash = "19p15gavcjldn1di7yyn80ys6rj4ajaprqk8x34vxslr4y2qychf";
-    });
-  });
-
   # TODO(tazjin): determine whether this is the cause of my suspend
   # bugs, and if so, upstream it to nixpkgs.
   xsecurelock = super.xsecurelock.overrideAttrs(drv: rec {