diff --git a/jobsets.json b/jobsets.json
index 136361e..68c4638 100644
--- a/jobsets.json
+++ b/jobsets.json
@@ -10,7 +10,7 @@
     "emailoverride": "astro@spaceboyz.net",
     "keepnr": 10,
     "inputs": {
-        "nixpkgs": { "type": "git", "value": "https://github.com/NixOS/nixpkgs.git release-19.09 1", "emailresponsible": false },
+        "nixpkgs": { "type": "git", "value": "https://github.com/NixOS/nixpkgs.git release-20.03 1", "emailresponsible": false },
         "hydra-config": { "type": "git", "value": "https://gitea.c3d2.de/C3D2/hydra-config.git master 1", "emailresponsible": false }
     },
     "type": 0
diff --git a/jobsets.nix b/jobsets.nix
index 80e9c58..1132a0f 100644
--- a/jobsets.nix
+++ b/jobsets.nix
@@ -19,7 +19,7 @@ let
       };
       nixpkgs = {
         type = "git";
-        value = "https://github.com/NixOS/nixpkgs.git release-19.09 1";
+        value = "https://github.com/NixOS/nixpkgs.git release-20.03 1";
         emailresponsible = false;
       };
     } // (builtins.mapAttrs (_: gitUrl: {
@@ -61,8 +61,6 @@ let
       gitUrls = {
         mateamt = "https://github.com/nek0/mateamt.git master 1";
         matebeamter = "https://github.com/nek0/matebeamter.git master 1";
-        # A few Haskell dependencies are broken in NixOS 19.09
-        nixpkgs = "https://github.com/NixOS/nixpkgs.git master";
       };
     };
 
@@ -130,7 +128,7 @@ let
       gitUrls = {
         nix-config = "https://gitea.c3d2.de/C3D2/nix-config.git";
         yggdrasil-package-nix = "https://github.com/ehmry/yggdrasil-package-nix.git";
-        nixpkgs = "https://github.com/NixOS/nixpkgs.git release-19.09";
+        nixpkgs = "https://github.com/NixOS/nixpkgs.git release-20.03";
         nixpkgs-unstable = "https://github.com/NixOS/nixpkgs.git master";
       };
     };