diff --git a/flake.lock b/flake.lock
index 94a1ff274d798aa849edf46356dc03c45dff22d6..a8599550d105d6aa080577784e87834650a333d7 100644
--- a/flake.lock
+++ b/flake.lock
@@ -17,16 +17,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1620808985,
-        "narHash": "sha256-cf/+g1RVawT0rcKmfh2nf/lgnSrj9YZS+1PkCFmoeJQ=",
+        "lastModified": 1620055814,
+        "narHash": "sha256-8LEHoYSJiL901bTMVatq+rf8y7QtWuZhwwpKE2fyaRY=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "327368f98c6a927a84aed3c2f2fd1a7f6983e855",
+        "rev": "1db42b7fe3878f3f5f7a4f2dc210772fd080e205",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixos-20.09",
+        "ref": "nixos-20.03",
         "repo": "nixpkgs",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index 64b398355973f70e17ea9e99968abb83385e9027..6e84a026e45fe8aa846362a1f741a742c67a0526 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,7 +1,7 @@
 {
 
   inputs = {
-    nixpkgs.url = github:NixOS/nixpkgs/nixos-20.09;
+    nixpkgs.url = github:NixOS/nixpkgs/nixos-20.03;
     flake-utils.url = github:numtide/flake-utils;
   };