diff --git a/pkgs/applications/misc/vym/default.nix b/pkgs/applications/misc/vym/default.nix
index b1cfbd5d9ac4..5904a2a5ffd3 100644
--- a/pkgs/applications/misc/vym/default.nix
+++ b/pkgs/applications/misc/vym/default.nix
@@ -11,6 +11,8 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ pkgconfig qt4 ];
 
+  hardening_format = false;
+
   configurePhase = ''
     qmake PREFIX="$out"
   '';
@@ -22,7 +24,7 @@ stdenv.mkDerivation rec {
       Such maps can help you to improve your creativity and effectivity. You can use them
       for time management, to organize tasks, to get an overview over complex contexts,
       to sort your ideas etc.
-      
+
       Maps can be drawn by hand on paper or a flip chart and help to structure your thoughs.
       While a tree like structure like shown on this page can be drawn by hand or any drawing software
       vym offers much more features to work with such maps.