diff --git a/pkgs/os-specific/linux/cryptsetup/default.nix b/pkgs/os-specific/linux/cryptsetup/default.nix
index fc13d97429c2..5211fd2a61bf 100644
--- a/pkgs/os-specific/linux/cryptsetup/default.nix
+++ b/pkgs/os-specific/linux/cryptsetup/default.nix
@@ -20,6 +20,10 @@ stdenv.mkDerivation rec {
     })
   ];
 
+  postPatch = ''
+    patchShebangs tests
+  '';
+
   NIX_LDFLAGS = "-lgcc_s";
 
   configureFlags = [