diff --git a/pkgs/development/tools/jbake/default.nix b/pkgs/development/tools/jbake/default.nix
index 152cddc101d..9c3094fb4fe 100644
--- a/pkgs/development/tools/jbake/default.nix
+++ b/pkgs/development/tools/jbake/default.nix
@@ -11,6 +11,8 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ makeWrapper jre ];
 
+  postPatch = "patchShebangs .";
+
   installPhase = ''
     mkdir -p $out
     cp -vr * $out