Revert "update flake.nix to 21.11"

This reverts commit ad9322a48fce955fb30b111b0fb5c3b8007a6e2e because
it breaks hydraJobs.buildStatic.* and the evaluation of some tests.

2 files changed, 5 insertions, 5 deletions

diff --git a/flake.lock b/flake.lock
index 5fb200248..861af1c54 100644
--- a/flake.lock
+++ b/flake.lock
@@ -18,16 +18,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1638501222,
-        "narHash": "sha256-tgOZW/rLcB4P7iffx88K3iF70YH+44PtV6kVg5YGIg0=",
+        "lastModified": 1632864508,
+        "narHash": "sha256-d127FIvGR41XbVRDPVvozUPQ/uRHbHwvfyKHwEt5xFM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "45c527ae2de6f2f36d5790273343f06cd14bc0d1",
+        "rev": "82891b5e2c2359d7e58d08849e4c89511ab94234",
         "type": "github"
       },
       "original": {
         "id": "nixpkgs",
-        "ref": "nixos-21.11-small",
+        "ref": "nixos-21.05-small",
         "type": "indirect"
       }
     },
diff --git a/flake.nix b/flake.nix
index 942388ab4..9a5d188ae 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,7 +1,7 @@
 {
   description = "The purely functional package manager";
 
-  inputs.nixpkgs.url = "nixpkgs/nixos-21.11-small";
+  inputs.nixpkgs.url = "nixpkgs/nixos-21.05-small";
   inputs.lowdown-src = { url = "github:kristapsdz/lowdown"; flake = false; };
 
   outputs = { self, nixpkgs, lowdown-src }: