diff --git a/pkgs/tools/misc/memtest86+/default.nix b/pkgs/tools/misc/memtest86+/default.nix
index 06cf96fd32b..500d7e815d2 100644
--- a/pkgs/tools/misc/memtest86+/default.nix
+++ b/pkgs/tools/misc/memtest86+/default.nix
@@ -23,6 +23,7 @@ stdenv.mkDerivation rec {
 
   installPhase = ''
     mkdir -p $out
+    chmod -x memtest.bin
     cp memtest.bin $out/
   '';