diff --git a/pkgs/development/python-modules/license-expression/default.nix b/pkgs/development/python-modules/license-expression/default.nix
index 12d26cf6dd09db..2bf204a9a628ab 100644
--- a/pkgs/development/python-modules/license-expression/default.nix
+++ b/pkgs/development/python-modules/license-expression/default.nix
@@ -12,7 +12,7 @@ buildPythonPackage rec {
     rev = "v${version}";
     sha256 = "0q8sha38w7ajg7ar0rmbqrwv0n58l8yzyl96cqwcbvp578fn3ir0";
   };
-  postPatch = "patchShebangs .";
+  postPatch = "patchShebangs ./configure";
 
   propagatedBuildInputs = [ boolean-py ];