diff --git a/pkgs/development/python-modules/ovoenergy/default.nix b/pkgs/development/python-modules/ovoenergy/default.nix
index fcb2e2207313..2303a97ebd9a 100644
--- a/pkgs/development/python-modules/ovoenergy/default.nix
+++ b/pkgs/development/python-modules/ovoenergy/default.nix
@@ -22,6 +22,11 @@ buildPythonPackage rec {
     hash = "sha256-oWJxpiC83C/ghs/Ik8+DrPWtP/j5jWEZ3+9Nqg4ARKU=";
   };
 
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace-fail .dev0 ""
+  '';
+
   build-system = [
     incremental
     setuptools