diff --git a/pkgs/development/python-modules/snakebite/default.nix b/pkgs/development/python-modules/snakebite/default.nix
index b4d83e672271..3a83c47ff7d1 100644
--- a/pkgs/development/python-modules/snakebite/default.nix
+++ b/pkgs/development/python-modules/snakebite/default.nix
@@ -1,8 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, tox
-, virtualenv
 , protobuf
 }:
 
@@ -15,11 +13,6 @@ buildPythonPackage rec {
     sha256 = "085238b4944cb9c658ee62d5794de936ac3d0c337c504b2cc86424a205ae978a";
   };
 
-  checkInputs = [
-    tox
-    virtualenv
-  ];
-
   propagatedBuildInputs = [
     protobuf
   ];