diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index 5a1558df662e..c046aecd4ec6 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -48,9 +48,6 @@ jobs:
           extra_nix_config: |
             access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
 
-      - name: check poetry version
-        run: nix run '.#check-poetry-version' -- "1.6.1"
-
       - name: setup cachix
         uses: cachix/cachix-action@v12
         with:
diff --git a/default.nix b/default.nix
deleted file mode 100644
index 873ece493703..000000000000
--- a/default.nix
+++ /dev/null
@@ -1,13 +0,0 @@
-(import
-  (
-    let
-      lock = builtins.fromJSON (builtins.readFile ./flake.lock);
-    in
-    fetchTarball {
-      url = "https://github.com/edolstra/flake-compat/archive/${lock.nodes.flake-compat.locked.rev}.tar.gz";
-      sha256 = lock.nodes.flake-compat.locked.narHash;
-    }
-  )
-  {
-    src = ./.;
-  }).defaultNix
diff --git a/flake.lock b/flake.lock
index 5d78aedb0123..e58a596abd04 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,21 +1,5 @@
 {
   "nodes": {
-    "flake-compat": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1696426674,
-        "narHash": "sha256-kvjfFW7WAETZlt09AgDn1MrtKzP7t90Vf7vypd3OL1U=",
-        "owner": "edolstra",
-        "repo": "flake-compat",
-        "rev": "0f9255e01c2351cc7d116c072cb317785dd33b33",
-        "type": "github"
-      },
-      "original": {
-        "owner": "edolstra",
-        "repo": "flake-compat",
-        "type": "github"
-      }
-    },
     "flake-utils": {
       "inputs": {
         "systems": "systems"
@@ -62,11 +46,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1688870561,
-        "narHash": "sha256-4UYkifnPEw1nAzqqPOTL2MvWtm3sNGw1UTYTalkTcGY=",
+        "lastModified": 1693660503,
+        "narHash": "sha256-B/g2V4v6gjirFmy+I5mwB2bCYc0l3j5scVfwgl6WOl8=",
         "owner": "nix-community",
         "repo": "nix-github-actions",
-        "rev": "165b1650b753316aa7f1787f3005a8d2da0f5301",
+        "rev": "bd5bdbb52350e145c526108f4ef192eb8e554fa0",
         "type": "github"
       },
       "original": {
@@ -77,11 +61,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1693070341,
-        "narHash": "sha256-6qmVJpnO0Mg2kQvPOR3wQiFlTZXzcpA8leVWuPmvMdo=",
+        "lastModified": 1697935353,
+        "narHash": "sha256-dDwl5ziD24Gs0feke2seFXoQibHafb5XeNDWlUZxCbg=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "5a77c45f2519143e22582285eb0c660be38b104a",
+        "rev": "8dfad603247387df1df4826b8bea58efc5d012d8",
         "type": "github"
       },
       "original": {
@@ -102,11 +86,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1698149542,
-        "narHash": "sha256-08QeSVjbt6eymdkD+Kc4NwQqyktTdvBs2Lrim5mSz8A=",
+        "lastModified": 1698273246,
+        "narHash": "sha256-gwlz94Vth1eMXP7AraLJ4gKh9WA6J6k92KfD9AKlkT0=",
         "owner": "nix-community",
         "repo": "poetry2nix",
-        "rev": "026032a8b4e6e948c608de0fc559c6d0256e6117",
+        "rev": "e40ed935f10eeb2fb454f11ff204b821fe351d9f",
         "type": "github"
       },
       "original": {
@@ -117,7 +101,6 @@
     },
     "root": {
       "inputs": {
-        "flake-compat": "flake-compat",
         "flake-utils": "flake-utils",
         "gitignore": "gitignore",
         "nixpkgs": "nixpkgs",
diff --git a/flake.nix b/flake.nix
index 65b001121784..eec7fe9200b1 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,11 +2,6 @@
   description = "Expressive Python analytics at any scale.";
 
   inputs = {
-    flake-compat = {
-      url = "github:edolstra/flake-compat";
-      flake = false;
-    };
-
     flake-utils.url = "github:numtide/flake-utils";
 
     gitignore = {
@@ -88,7 +83,7 @@
           # python dev environment
           env
           # poetry executable
-          env.pkgs.poetry
+          poetry
           # rendering release notes
           changelog
           glow
@@ -125,7 +120,7 @@
 
         default = pkgs.ibis310;
 
-        inherit (pkgs) update-lock-files gen-all-extras gen-examples check-poetry-version check-release-notes-spelling;
+        inherit (pkgs) update-lock-files gen-all-extras gen-examples check-release-notes-spelling;
       };
 
       devShells = rec {
diff --git a/nix/overlay.nix b/nix/overlay.nix
index 2a45217a7a2d..0e9fbfe4cc95 100644
--- a/nix/overlay.nix
+++ b/nix/overlay.nix
@@ -99,25 +99,4 @@ in
       yj -tj < pyproject.toml | jq -rM '.tool.poetry.extras | with_entries(select(.key != "all")) | [.[]] | add | unique | sort'
     '';
   };
-
-  check-poetry-version = pkgs.writeShellApplication {
-    name = "check-poetry-version";
-    runtimeInputs = [
-      (
-        mkPoetryEnv {
-          python = pkgs.python3;
-          groups = [ ];
-          extras = [ ];
-        }
-      ).pkgs.poetry
-    ];
-    text = ''
-      expected="$1"
-      out="$(poetry --version --no-ansi)"
-      if [[ "$out" != *"$expected"* ]]; then
-        >&2 echo "error: expected version $expected; got: $out"
-        exit 1
-      fi
-    '';
-  };
 }
diff --git a/poetry-overrides.nix b/poetry-overrides.nix
index 27f7d95097a4..664d1134aa21 100644
--- a/poetry-overrides.nix
+++ b/poetry-overrides.nix
@@ -1,8 +1,4 @@
 self: super: {
-  # `wheel` cannot be used as a wheel to unpack itself, since that would
-  # require itself (infinite recursion)
-  wheel = super.wheel.override { preferWheel = false; };
-
   # patch oscrypto for openssl 3 support: the fix is to relax some regexes that
   # inspect the libcrypto version
   #
diff --git a/shell.nix b/shell.nix
deleted file mode 100644
index 9eb132a589d4..000000000000
--- a/shell.nix
+++ /dev/null
@@ -1,13 +0,0 @@
-(import
-  (
-    let
-      lock = builtins.fromJSON (builtins.readFile ./flake.lock);
-    in
-    fetchTarball {
-      url = "https://github.com/edolstra/flake-compat/archive/${lock.nodes.flake-compat.locked.rev}.tar.gz";
-      sha256 = lock.nodes.flake-compat.locked.narHash;
-    }
-  )
-  {
-    src = ./.;
-  }).shellNix