diff --git a/nixpkgs-2105.json b/nixpkgs-2105.json
index e71ad621a5357f5734fad7a00b74713239e97c37..8876d69e786a804af12237514733c1236be5263c 100644
--- a/nixpkgs-2105.json
+++ b/nixpkgs-2105.json
@@ -1,5 +1,5 @@
 {
   "name": "release2105",
-  "url": "https://releases.nixos.org/nixos/21.05/nixos-21.05.3980.f0869b1a2c0/nixexprs.tar.xz",
-  "sha256": "0bcwqc01qmvzf4jllik11cvpl5x8nwk83lwh1ic7bzwr95k1iifm"
-}
+  "url": "https://releases.nixos.org/nixos/21.05/nixos-21.05.4044.e74894146a4/nixexprs.tar.xz",
+  "sha256": "1f13if5pkr7xz5wsfrwvr9k498l6kd24625ppsrc0bmdq144ij12"
+}
\ No newline at end of file