diff --git a/shell.nix b/shell.nix
index d4b2da7..6c39d11 100644
--- a/shell.nix
+++ b/shell.nix
@@ -9,12 +9,13 @@ pkgs.mkShell {
     sass
     libxslt
     nim
-  ] ++ (with python3Packages; [
-    libxml2
-    rich
-    httpx
-    typer
-    # dev-only
-    python-lsp-server
-  ]);
+    (python3.withPackages (ps: with ps; [
+      libxml2
+      rich
+      httpx
+      typer
+      # dev-only
+      python-lsp-server
+    ]))
+  ];
 }