diff --git a/nix/python-overrides.nix b/nix/python-overrides.nix
index 22bac1ca1..48a8e4515 100644
--- a/nix/python-overrides.nix
+++ b/nix/python-overrides.nix
@@ -45,15 +45,10 @@ in {
   # Some dependencies aren't packaged in nixpkgs so supply our own packages.
   txi2p = self.callPackage ./txi2p.nix { };
 
-  # Some packages are of somewhat too-old versions - update them.
-  txtorcon = self.callPackage ./txtorcon.nix {
-    # Avoid infinite recursion.
-    inherit (super) txtorcon;
-  };
-
   # collections-extended is currently broken for Python 3.11 in nixpkgs but
   # we know where a working version lives.
   collections-extended = self.callPackage ./collections-extended.nix {
+    # Avoid infinite recursion.
     inherit (super) collections-extended;
   };
 
diff --git a/nix/txtorcon.nix b/nix/txtorcon.nix
deleted file mode 100644
index 552c03fd0..000000000
--- a/nix/txtorcon.nix
+++ /dev/null
@@ -1,9 +0,0 @@
-{ txtorcon, fetchPypi }:
-txtorcon.overrideAttrs (old: rec {
-  pname = "txtorcon";
-  version = "23.5.0";
-  src = fetchPypi {
-    inherit pname version;
-    hash = "sha256-k/2Aqd1QX2mNCGT+k9uLapwRRLX+uRUwggtw7YmCZRw=";
-  };
-})