diff --git a/flake.lock b/flake.lock
index ab41c5f..4580e78 100644
--- a/flake.lock
+++ b/flake.lock
@@ -44,11 +44,11 @@
         "systems": "systems_2"
       },
       "locked": {
-        "lastModified": 1705309234,
-        "narHash": "sha256-uNRRNRKmJyCRC/8y1RqBkqWBLM034y4qN7EprSdmgyA=",
+        "lastModified": 1709126324,
+        "narHash": "sha256-q6EQdSeUZOG26WelxqkmR7kArjgWCdw5sfJVHPH/7j8=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "1ef2e671c3b0c19053962c07dbda38332dcebf26",
+        "rev": "d465f4819400de7c8d874d50b982301f28a84605",
         "type": "github"
       },
       "original": {
diff --git a/nix/fg42.nix b/nix/fg42.nix
index bacee88..ccb4147 100644
--- a/nix/fg42.nix
+++ b/nix/fg42.nix
@@ -23,8 +23,13 @@
   ourPackages,
   writeText,
   symlinkJoin,
+
+  # python deps
+  python311,
+  python3Packages,
   # This is a set of system tools required for FG42
   # to work.
+  pyright,
   emacs,
   ripgrep,
   git,
@@ -48,6 +53,7 @@ let
   );
 
   maintainers = import ./maintainers.nix;
+
 in stdenv.mkDerivation (final: rec{
   pname = "fg42$";
   version = "4.0.0";
@@ -124,6 +130,12 @@ in stdenv.mkDerivation (final: rec{
     ${ripgrep}
     ${git}
     ${ltex-ls}
+    # Python deps
+    ${python311}/bin/python
+    ${pyright}
+    ${python3Packages.black}
+    ${python3Packages.pylint}
+    ${python3Packages.flake8}
     EOF
 
     runHook postBuild