diff --git a/pkgs/applications/misc/wordnet/default.nix b/pkgs/applications/misc/wordnet/default.nix
index b244e9c1bfc..d5edf2a4d58 100644
--- a/pkgs/applications/misc/wordnet/default.nix
+++ b/pkgs/applications/misc/wordnet/default.nix
@@ -10,6 +10,8 @@ stdenv.mkDerivation {
 
   buildInputs = [tcl tk xlibsWrapper makeWrapper];
 
+  hardening_format = false;
+
   patchPhase = ''
     sed "13i#define USE_INTERP_RESULT 1" -i src/stubs.c
   '';