diff --git a/pkgs/tools/misc/less/default.nix b/pkgs/tools/misc/less/default.nix
index f7790fd34689..7924615201e6 100644
--- a/pkgs/tools/misc/less/default.nix
+++ b/pkgs/tools/misc/less/default.nix
@@ -1,16 +1,18 @@
 { stdenv, fetchurl, ncurses }:
 
 stdenv.mkDerivation rec {
-  name = "less-471";
+  name = "less-475";
 
   src = fetchurl {
     url = "http://www.greenwoodsoftware.com/less/${name}.tar.gz";
-    sha256 = "1y17zfrn91fs71jry5gp9ibj7darglhr42krimw7hqsjkbx17xip";
+    sha256 = "1w7d10h6hzgz5zww8g4aja2fbl7xwx30vd07hcg1fcy7hm8yc1q2";
   };
 
   # Look for ‘sysless’ in /etc.
   configureFlags = "--sysconfdir=/etc";
 
+  preConfigure = "chmod +x ./configure";
+
   buildInputs = [ ncurses ];
 
   meta = {