diff --git a/flake.lock b/flake.lock
index 9701e5c..b64cb03 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,146 +1,73 @@
 {
   "nodes": {
-    "eris": {
-      "inputs": {
-        "nixpkgs": [
-          "ops",
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1678641368,
-        "narHash": "sha256-MS53Xj3tqpgBOJNeAaYE3SXzbXqIR1Hjvesw9L0gxkQ=",
-        "ref": "refs/heads/trunk",
-        "rev": "d1d66d816b59ab18ccd53b8b6e0f410610336bd4",
-        "revCount": 73,
-        "type": "git",
-        "url": "https://codeberg.org/eris/nix-eris"
-      },
-      "original": {
-        "type": "git",
-        "url": "https://codeberg.org/eris/nix-eris"
-      }
-    },
     "flake-utils": {
-      "locked": {
-        "lastModified": 1656928814,
-        "narHash": "sha256-RIFfgBuKz6Hp89yRr7+NR5tzIAbn52h8vT6vXkYjZoM=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "7e2a3b3dfd9af950a856d66b0a7d01e3c18aa249",
-        "type": "github"
-      },
-      "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "type": "github"
-      }
-    },
-    "gemini": {
       "inputs": {
-        "nixpkgs": "nixpkgs"
+        "systems": "systems"
       },
       "locked": {
-        "lastModified": 1639155521,
-        "narHash": "sha256-Lh74QEjPIPZSZNvz1zPKEqEjSA6eIci0eDRoZJKIYeE=",
-        "owner": "nix-community",
-        "repo": "flake-gemini",
-        "rev": "2900f752c983974a03e66077f1e6522764486aed",
+        "lastModified": 1681202837,
+        "narHash": "sha256-H+Rh19JDwRtpVPAWp64F+rlEtxUWBAQW28eAi3SRSzg=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "cfacdce06f30d2b68473a46042957675eebb3401",
         "type": "github"
       },
       "original": {
-        "id": "gemini",
-        "type": "indirect"
-      }
-    },
-    "nixos-hardware": {
-      "locked": {
-        "lastModified": 1678397099,
-        "narHash": "sha256-5xq8YJe+h19TlD+EI4AE/3H3jcCcQ2AWU6CWBVc5tRc=",
-        "owner": "NixOS",
-        "repo": "nixos-hardware",
-        "rev": "556101ff85bd6e20900ec73ee525b935154bc8ea",
+        "owner": "numtide",
+        "repo": "flake-utils",
         "type": "github"
-      },
-      "original": {
-        "id": "nixos-hardware",
-        "type": "indirect"
       }
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1639153468,
-        "narHash": "sha256-AXlstb8jjYs8HKGTLOuSjIdFLyPQSI5aYPN34qUy+Rc=",
+        "lastModified": 1684141842,
+        "narHash": "sha256-sbdzOwBDcyzz/Dr1ztdF+tElMyM/cgx+4XxVgz+NLRM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "cf8f41fe116c8e733c833acd4759d9261ecd6d1f",
+        "rev": "2eb0795720849ae19c068e39b17362d3ebcd585c",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "release-21.11",
+        "ref": "release-22.11",
         "repo": "nixpkgs",
         "type": "github"
       }
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1678470307,
-        "narHash": "sha256-OEeMUr3ueLIXyW/OaFUX5jUdimyQwMg/7e+/Q0gC/QE=",
-        "owner": "nixos",
+        "lastModified": 1682960002,
+        "narHash": "sha256-5Zjh4pT3lAjFGN1gVrjqj1LLJHKCAlGdLD8raU7oEMc=",
+        "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0c4800d579af4ed98ecc47d464a5e7b0870c4b1f",
+        "rev": "8670e496ffd093b60e74e7fa53526aa5920d09eb",
         "type": "github"
       },
       "original": {
-        "owner": "nixos",
-        "ref": "nixos-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
-    "ops": {
-      "inputs": {
-        "eris": "eris",
-        "gemini": "gemini",
-        "nixos-hardware": "nixos-hardware",
-        "nixpkgs": "nixpkgs_2",
-        "syndicate": "syndicate"
-      },
-      "locked": {
-        "lastModified": 1678656750,
-        "narHash": "sha256-DUAF80An6iEMo8qPuYVpVQfjGBU04qEeXLql5vfzL/Y=",
-        "ref": "trunk",
-        "rev": "f56de05100d59da423aa9cd9609621181c6af79f",
-        "revCount": 776,
-        "type": "git",
-        "url": "git://[20a:c3d2:8cf8:f8e5:80fe:9194:3800:87e6]/ops"
-      },
-      "original": {
-        "id": "ops",
+        "id": "nixpkgs",
         "type": "indirect"
       }
     },
     "root": {
       "inputs": {
-        "ops": "ops"
+        "nixpkgs": "nixpkgs",
+        "syndicate": "syndicate"
       }
     },
     "rust": {
       "inputs": {
         "flake-utils": "flake-utils",
         "nixpkgs": [
-          "ops",
           "syndicate",
           "nixpkgs"
         ]
       },
       "locked": {
-        "lastModified": 1663038100,
-        "narHash": "sha256-DpqF/1FYpUo3Fm54oBaXzdqIG7BuRkHHFOgLM0uVVF0=",
+        "lastModified": 1682993975,
+        "narHash": "sha256-LlI5vwUw97NLAwcOYHRLRfhICVdp7MK2KFcUSj0Zwdg=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "dbd08f5b5469e1e24f00de45ddc73c26290a2bcb",
+        "rev": "07f421299826591e2b28e03bbbe19a5292395afe",
         "type": "github"
       },
       "original": {
@@ -151,25 +78,36 @@
     },
     "syndicate": {
       "inputs": {
-        "nixpkgs": [
-          "ops",
-          "nixpkgs"
-        ],
+        "nixpkgs": "nixpkgs_2",
         "rust": "rust"
       },
       "locked": {
-        "lastModified": 1663517796,
-        "narHash": "sha256-9ay9RvgR2hh0ClQ8P6NkbJKIz4gmgcT/vZ7qXiK0Hik=",
-        "ref": "synit",
-        "rev": "3cf46ea6e18cd72c917a2431b716767481262409",
-        "revCount": 68,
+        "lastModified": 1683631238,
+        "narHash": "sha256-7yk++GfD8/sxOm4DLPK7IpoECVXPJ4exsdYZveisRgE=",
+        "ref": "refs/heads/trunk",
+        "rev": "673b2aaf1f6b130d8f9a63d04fd8d88d39509d3c",
+        "revCount": 78,
         "type": "git",
-        "url": "https://git.syndicate-lang.org/ehmry/syndicate-flake"
+        "url": "https://git.syndicate-lang.org/ehmry/syndicate-flake.git"
       },
       "original": {
-        "ref": "synit",
-        "type": "git",
-        "url": "https://git.syndicate-lang.org/ehmry/syndicate-flake"
+        "id": "syndicate",
+        "type": "indirect"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
       }
     }
   },
diff --git a/flake.nix b/flake.nix
index 61f97d7..96a12ee 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,12 +1,12 @@
 {
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/release-22.11";
+
   description = "Packages pin";
-  outputs = { self, ops }:
-    let
-      nixpkgs = ops;
-      inherit (ops.inputs.nixpkgs) lib;
+  outputs = { self, nixpkgs, syndicate }:
+    let inherit (nixpkgs) lib;
     in {
 
-      overlay = final: prev: {
+      overlays.default = final: prev: {
         tup = let
           tup' = prev.tup.overrideAttrs
             ({ patches ? [ ], ... }: { patches = patches ++ [ ./tup.patch ]; });
@@ -17,14 +17,15 @@
         '';
       };
 
-      legacyPackages = lib.mapAttrs (_: { extend, ... }: extend self.overlay)
+      legacyPackages =
+        lib.mapAttrs (_: { extend, ... }: extend self.overlays.default)
         nixpkgs.legacyPackages;
 
       packages =
         lib.mapAttrs (_: pkgs: { inherit (pkgs) tup; }) self.legacyPackages;
 
       devShells = lib.mapAttrs (_: pkgs:
-        with pkgs.extend self.overlay; {
+        with pkgs.extend self.overlays.default; {
           default = mkShell { packages = [ ccacheWrapper gdb tup ]; };
           nim = mkShell {
             packages = [ ccacheWrapper nim-unwrapped nodejs openssl solo5 ];
@@ -44,7 +45,8 @@
           movement = mkShell {
             packages = [ emscripten gcc-arm-embedded python3Minimal ];
           };
-          simplex_history_actor = mkShell { packages = [ pkg-config sqlcipher ]; };
+          simplex_history_actor =
+            mkShell { packages = [ pkg-config sqlcipher ]; };
           zua = mkShell { packages = [ fontconfig pkg-config SDL2 ]; };
         }) nixpkgs.legacyPackages;